Koen de Heer

View Scopus Profile

Research activity per year

Divisions

Organisational unit: Division

30 shared research output

Amsterdam UMC

Organisational unit: UMC

30 shared research output

Divisions

Organisational unit: Division

29 shared research output

Amsterdam UMC

Organisational unit: UMC

29 shared research output

01 Internal and external specialisms

Organisational unit: Division

28 shared research output

01 Internal and External Specialisms

Organisational unit: Division

27 shared research output

Internal Medicine (AMC)

Organisational unit: Department

26 shared research output

Internal Medicine

Organisational unit: Department

26 shared research output

Research Institutes

Organisational unit: Research Institute

23 shared research output

Research Institutes

Organisational unit: Research Institute

20 shared research output

09 Laboratory Specialisms

Organisational unit: Division

18 shared research output

09 Laboratory specialisms

Organisational unit: Division

18 shared research output

Amsterdam institute for Infection and Immunity (AMC)

Organisational unit: Research Institute

16 shared research output

Doctoral School

Organisational unit: Department

15 shared research output

Cancer Center Amsterdam

Organisational unit: Research Institute

12 shared research output

Cancer Center Amsterdam

Organisational unit: Research Institute

11 shared research output

VU-VUMC

Organisational unit: Support Unit

9 shared research output

Amsterdam institute for Infection and Immunity

Organisational unit: Research Institute

9 shared research output

Divisions

Organisational unit: Division

8 shared research output

Amsterdam UMC

Organisational unit: UMC

8 shared research output

Amsterdam Public Health

Organisational unit: Research Institute

7 shared research output

Amsterdam Public Health

Organisational unit: Research Institute

7 shared research output

10 Clinical methods and public health

Organisational unit: Division

7 shared research output

Research Institutes

Organisational unit: Research Institute

7 shared research output

Experimental Immunology (AMC)

Organisational unit: Department

7 shared research output

Epidemiology and Data Science

Organisational unit: Department

7 shared research output

Experimental Immunology

Organisational unit: Department

7 shared research output

CCA - Treatment and quality of life

Organisational unit: Research Programme

6 shared research output

Medical Microbiology

Organisational unit: Department

6 shared research output

CCA - Cancer biology and immunology (AMC)

Organisational unit: Research Programme

6 shared research output

Pulmonology

Organisational unit: Department

6 shared research output

Pulmonology (AMC)

Organisational unit: Department

6 shared research output

Hematology (VUmc)

Organisational unit: Department

6 shared research output

CCA - Cancer biology and immunology

Organisational unit: Research Programme

6 shared research output

05 Neurology and psychiatry

Organisational unit: Division

6 shared research output

01 Internal and External Specialisms

Organisational unit: Division

6 shared research output

Medical Microbiology and Infection Prevention (AMC)

Organisational unit: Department

6 shared research output

Hematology

Organisational unit: Department

6 shared research output

CCA - Treatment and quality of life (VUmc)

Organisational unit: Research Programme

5 shared research output

Other Departments

Organisational unit: Division

5 shared research output

Cancer Center Amsterdam

Organisational unit: Research Institute

5 shared research output

APH - Personalized Medicine

Organisational unit: Research Programme

5 shared research output

05 Neurology and Psychiatry

Organisational unit: Division

5 shared research output

Epidemiology and Data Science (AMC)

Organisational unit: Department

5 shared research output

10 Clinical Methods and Public Health

Organisational unit: Division

5 shared research output

Amsterdam Public Health

Organisational unit: Research Institute

4 shared research output

05 Neurology and Psychiatry

Organisational unit: Division

4 shared research output

Ear, Nose and Throat

Organisational unit: Department

4 shared research output

04 Woman - Child

Organisational unit: Division

4 shared research output

AII - Cancer immunology

Organisational unit: Research Programme

4 shared research output

AII - Cancer immunology (AMC)

Organisational unit: Research Programme

4 shared research output

Otolaryngology / Head & Neck Surgery (VUmc)

Organisational unit: Department

4 shared research output

APH - Personalized Medicine (VUmc)

Organisational unit: Research Programme

4 shared research output

AII - Inflammatory diseases (AMC)

Organisational unit: Research Programme

4 shared research output

APH - Mental Health

Organisational unit: Research Programme

4 shared research output

APH - Mental Health (VUmc)

Organisational unit: Research Programme

4 shared research output

AII - Inflammatory diseases

Organisational unit: Research Programme

4 shared research output

07 Imaging specialisms and Research & Treatment Centre

Organisational unit: Division

3 shared research output

04 Woman - Child

Organisational unit: Division

3 shared research output

AII - Infectious diseases (AMC)

Organisational unit: Research Programme

3 shared research output

Center of Experimental and Molecular Medicine (AMC)

Organisational unit: Department

3 shared research output

Center of Experimental and Molecular Medicine

Organisational unit: Department

3 shared research output

Oral and Maxillofacial Surgery / Oral and Maxillofacial Surgery / Oral Pathology

Organisational unit: Department

3 shared research output

APH - Methodology

Organisational unit: Research Programme

3 shared research output

Oncology (AMC)

Organisational unit: Subdepartment

3 shared research output

Paediatrics (AMC)

Organisational unit: Department

3 shared research output

Oral and Maxillofacial Surgery (AMC)

Organisational unit: Department

3 shared research output

Paediatrics

Organisational unit: Department

3 shared research output

AII - Infectious diseases

Organisational unit: Research Programme

3 shared research output

APH - Global Health

Organisational unit: Research Programme

2 shared research output

Pathology (Amsterdam UMC)

Organisational unit: Department

2 shared research output

07 Imaging Specialisms and Research and Treatment Centre

Organisational unit: Division

2 shared research output

Experimental Vascular Medicine (AMC)

Organisational unit: Department

2 shared research output

Pathology (AMC)

Organisational unit: Department

2 shared research output

Amsterdam Cardiovascular Sciences

Organisational unit: Research Institute

2 shared research output

Infectious diseases (AMC)

Organisational unit: Subdepartment

2 shared research output

General Internal Medicine (AMC)

Organisational unit: Subdepartment

2 shared research output

Amsterdam Gastroenterology Endocrinology Metabolism

Organisational unit: Research Institute

2 shared research output

10 Clinical Methods and Public Health

Organisational unit: Division

2 shared research output

AR&D - Amsterdam Reproduction & Development

Organisational unit: Research Institute

2 shared research output

CCA - Cancer Treatment and Quality of Life (AMC)

Organisational unit: Research Programme

2 shared research output

Amsterdam Reproduction & Development

Organisational unit: Research Institute

2 shared research output

Radiology and Nuclear Medicine

Organisational unit: Department

2 shared research output

Experimental Vascular Medicine

Organisational unit: Department

2 shared research output

Epidemiology and Data Science (VUmc)

Organisational unit: Department

2 shared research output

APH - Methodology (VUmc)

Organisational unit: Research Programme

2 shared research output

APH - Aging & Later Life

Organisational unit: Research Programme

2 shared research output

Amsterdam Cardiovascular Sciences

Organisational unit: Research Institute

2 shared research output

04 Woman - Child

Organisational unit: Division

1 shared research output

Amsterdam Neuroscience - Neurodegeneration

Organisational unit: Research Programme

1 shared research output

Medical Psychology (AMC)

Organisational unit: Department

1 shared research output

Paediatric Pulmonology (AMC)

Organisational unit: Subdepartment

1 shared research output

Paediatric Gastroenterology (AMC)

Organisational unit: Subdepartment

1 shared research output

Neurology

Organisational unit: Department

1 shared research output

Amsterdam Gastroenterology Endocrinology Metabolism (VUmc)

Organisational unit: Research Institute

1 shared research output

CCA - Cancer biology and immunology (VUmc)

Organisational unit: Research Programme

1 shared research output

Nursing

Organisational unit: Department

1 shared research output

Radiotherapy

Organisational unit: Department

1 shared research output

Obstetrics and Gynaecology

Organisational unit: Department

1 shared research output

07 Imaging Specialisms and Research and Treatment Centre

Organisational unit: Division

1 shared research output

Amsterdam Neuroscience

Organisational unit: Research Institute

1 shared research output

Human Genetics

Organisational unit: Department

1 shared research output

Radiotherapy (AMC)

Organisational unit: Department

1 shared research output

Radiology and Nuclear Medicine (AMC)

Organisational unit: Department

1 shared research output

APH - Global Health (AMC)

Organisational unit: Research Programme

1 shared research output

Amsterdam Neuroscience - Neuroinfection & -inflammation (AMC)

Organisational unit: Research Programme

1 shared research output

Paediatric Haematology (AMC)

Organisational unit: Subdepartment

1 shared research output

Amsterdam Neuroscience

Organisational unit: Research Institute

1 shared research output

Amsterdam Neuroscience - Neuroinfection & -inflammation

Organisational unit: Research Programme

1 shared research output

Neurology (AMC)

Organisational unit: Department

1 shared research output

ACS - Pulmonary hypertension & thrombosis

Organisational unit: Research Programme

1 shared research output

APH - Methodology (AMC)

Organisational unit: Research Programme

1 shared research output

ACS - Heart failure & arrhythmias

Organisational unit: Research Programme

1 shared research output

Amsterdam Gastroenterology Endocrinology Metabolism (AMC)

Organisational unit: Research Institute

1 shared research output

Human Genetics (AMC)

Organisational unit: Department

1 shared research output

APH - Aging & Later Life (AMC)

Organisational unit: Research Programme

1 shared research output

Landsteiner Laboratory (AMC)

Organisational unit: Department

1 shared research output

EURO-NMD

Organisational unit: Research pool

1 shared research output

Medical Psychology

Organisational unit: Department

1 shared research output

Radiology and Nuclear Medicine (VUmc)

Organisational unit: Department

1 shared research output

Obstetrics and gynaecology (VUmc)

Organisational unit: Department

1 shared research output

Amsterdam Neuroscience - Neurodegeneration (VUmc)

Organisational unit: Research Programme

1 shared research output

Other Research

Organisational unit: Research Institute

1 shared research output

APH - Personalized Medicine (AMC)

Organisational unit: Research Programme

1 shared research output

Amsterdam Neuroscience

Organisational unit: Research Institute

1 shared research output

09 Laboratory Specialisms

Organisational unit: Division

1 shared research output

ACS - Pulmonary hypertension & thrombosis (AMC)

Organisational unit: Research Programme

1 shared research output

Laboratory Medicine (VUmc)

Organisational unit: Department

1 shared research output

APH - Health Behaviors & Chronic Diseases

Organisational unit: Research Programme

1 shared research output

Landsteiner Laboratory

Organisational unit: Department

1 shared research output

Laboratory Medicine

Organisational unit: Department

1 shared research output

ACS - Heart failure & arrhythmias (AMC)

Organisational unit: Research Programme

1 shared research output

Amsterdam Neuroscience - Neuroinfection & -inflammation (VUmc)

Organisational unit: Research Programme

1 shared research output

Erasmus Universiteit Rotterdam

External organisation: Unknown

7 shared research output

Vrije Universiteit Amsterdam

External organisation: Unknown

6 shared research output

Jeroen Bosch Ziekenhuis

External organisation: Unknown

6 shared research output

University Medical Centre Utrecht

External organisation: Unknown

5 shared research output

Catharina Hospital

External organisation: Unknown

5 shared research output

Tilburg University

External organisation: Unknown

4 shared research output

Netherlands Comprehensive Cancer Organisation

External organisation: Unknown

4 shared research output

St. Anna Ziekenhuis

External organisation: Unknown

4 shared research output

University of Amsterdam

External organisation: Unknown

4 shared research output

Netherlands Cancer Institute

External organisation: Government

4 shared research output

Amsterdam UMC - University of Amsterdam

External organisation: University Medical Center

4 shared research output

St. Anna Hospital

External organisation: Unknown

4 shared research output

Erasmus MC

External organisation: University Medical Center

4 shared research output

Department of Internal Medicine

External organisation: Unknown

4 shared research output

Radboud University Nijmegen

External organisation: Unknown

4 shared research output

Utrecht University

External organisation: Unknown

4 shared research output

Elisabeth-Tweesteden Ziekenhuis

External organisation: Unknown

4 shared research output

Department of Surgery

External organisation: Unknown

3 shared research output

Erasmus University Medical Center

External organisation: Unknown

3 shared research output

Elisabeth-TweeSteden ziekenhuis Tilburg

External organisation: Unknown

3 shared research output

Gelre ziekenhuis

External organisation: Unknown

3 shared research output

Northwest Clinics

External organisation: Unknown

3 shared research output

Spaarne Gasthuis

External organisation: Unknown

3 shared research output

Utrecht University Hospital

External organisation: Unknown

3 shared research output

Leiden University

External organisation: Unknown

3 shared research output

Radboud University Medical Center

External organisation: Unknown

3 shared research output

Department of Internal Medicine

External organisation: Unknown

3 shared research output

University of Amsterdam

External organisation: Unknown

3 shared research output

Jeroen Bosch Hospital

External organisation: Unknown

3 shared research output

Research Department

External organisation: Unknown

3 shared research output

Erasmus University Medical Centre

External organisation: Unknown

3 shared research output

Department of Pathology

External organisation: Unknown

3 shared research output

Vrije Universiteit Amsterdam

External organisation: Unknown

3 shared research output

Department of Clinical Chemistry, St. Anna Hospital, Geldrop, The Netherlands

External organisation: Unknown

3 shared research output

VU University

External organisation: Unknown

3 shared research output

Flevoziekenhuis

External organisation: Unknown

3 shared research output

Amsterdam UMC

External organisation: Unknown

3 shared research output

Amsterdam UMC

External organisation: Unknown

3 shared research output

Donders Institute

External organisation: Unknown

3 shared research output

Haaglanden MC

External organisation: Unknown

3 shared research output

Haga Ziekenhuis

External organisation: Unknown

3 shared research output

Department of Surgery

External organisation: Unknown

3 shared research output

Donders Institute

External organisation: Unknown

3 shared research output

Department of Medical Microbiology, St Jansdal Hospital, Harderwijk, The Netherlands

External organisation: Unknown

3 shared research output

VU University

External organisation: Unknown

3 shared research output

Department of Clinical

External organisation: Unknown

3 shared research output

Gelre Ziekenhuizen

External organisation: Unknown

3 shared research output

Spaarne Gasthuis

External organisation: Unknown

3 shared research output

Netherlands Comprehensive Cancer Organisation

External organisation: Unknown

3 shared research output

Utrecht University Hospital

External organisation: Unknown

3 shared research output

Albert Schweitzer Ziekenhuis

External organisation: Unknown

3 shared research output

Department of Pathology

External organisation: Unknown

3 shared research output

University of Amsterdam

External organisation: Unknown

2 shared research output

Amsterdam UMC location University of Amsterdam

External organisation: Unknown

2 shared research output

Leiden University Medical Center - LUMC

External organisation: Unknown

2 shared research output

St. Antonius Ziekenhuis

External organisation: Unknown

2 shared research output

Department of Research, Netherlands Comprehensive Cancer Organisation, Eindhoven, The Netherlands.

External organisation: Unknown

2 shared research output

Department of Hematology, Amsterdam, Netherlands

External organisation: Unknown

2 shared research output

Gelderland Valley Hospital

External organisation: Unknown

2 shared research output

Cancer Center Amsterdam (CCA)

External organisation: Unknown

2 shared research output

Department of Medical Oncology

External organisation: Unknown

2 shared research output

MC Haaglanden

External organisation: Unknown

2 shared research output

Onze Lieve Vrouwe Gasthuis

External organisation: Unknown

2 shared research output

Noordwest Ziekenhuisgroep, Department of Internal Medicine, Alkmaar, the Netherlands

External organisation: Unknown

2 shared research output

Maastricht University

External organisation: Unknown

2 shared research output

Netherlands Cancer Institute – Antoni van Leeuwenhoek

External organisation: Unknown

2 shared research output

Vrije Universiteit Amsterdam

External organisation: Unknown

2 shared research output

Maastricht UMC+

External organisation: University Medical Center

2 shared research output

Department of Medical Oncology, FlevoHospital, Almere, The Netherlands

External organisation: Unknown

2 shared research output

Research Department

External organisation: Unknown

2 shared research output

Flevoziekenhuis

External organisation: Unknown

2 shared research output

Department of Hematology

External organisation: Unknown

2 shared research output

Amphia Ziekenhuis

External organisation: Unknown

2 shared research output

St Jansdal Hospital

External organisation: Unknown

2 shared research output

Maxima Medical Centre

External organisation: Unknown

2 shared research output

Department of Internal Medicine

External organisation: Unknown

2 shared research output

University of Amsterdam

External organisation: Unknown

2 shared research output

Department of Cardiology, Flevo Hospital, Almere, The Netherlands

External organisation: Unknown

2 shared research output

Department of Obstetrics and Gynaecology, Rotterdam, Netherlands

External organisation: Unknown

2 shared research output

Amphia Hospital

External organisation: Unknown

2 shared research output

Department of Otolaryngology/Head and Neck Surgery

External organisation: Unknown

2 shared research output

Reinier de Graaf Groep

External organisation: Unknown

2 shared research output

Department of Internal Medicine and Acute Medicine

External organisation: Unknown

1 shared research output

Martini Ziekenhuis

External organisation: Unknown

1 shared research output

Electron Microscopy Center Amsterdam

External organisation: Unknown

1 shared research output

Department of Hematology, Northwest Clinics, Alkmaar, The Netherlands

External organisation: Unknown

1 shared research output

Deventer Ziekenhuis

External organisation: Unknown

1 shared research output

Netherlands Comprehensive Cancer Organisation (IKNL) Utrecht Netherlands

External organisation: Unknown

1 shared research output

Department of Medical Oncology, ZorgSaam Hospital, Wielingenlaan 2, 4535PA, Terneuzen, The Netherlands

External organisation: Unknown

1 shared research output

ZorgSaam Hospital

External organisation: Unknown

1 shared research output

Flevoziekenhuis, Department of Orthopaedic Surgery, Almere, The Netherlands

External organisation: Unknown

1 shared research output

Department of Sciences, Amsterdam University College, VU Amsterdam/University of Amsterdam, 1012 WX, Amsterdam, The Netherlands

External organisation: Unknown

1 shared research output

University of Groningen

External organisation: Unknown

1 shared research output

Department of Haematology, Flevoziekenhuis, Almere, The Netherlands

External organisation: Unknown

1 shared research output

Research and Development Department

External organisation: Unknown

1 shared research output

Department of Internal Medicine, section of Geriatric Medicine, Amsterdam UMC, Amsterdam, the Netherlands

External organisation: Unknown

1 shared research output

Cancer Immunotherapy Discovery, Roche Innovation Centre Zurich, 8952, Schlieren, Switzerland;

External organisation: Unknown

1 shared research output

Pediatric Intensive Care Unit, Emma Children's Hospital, Amsterdam University Medical Centers, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.

External organisation: Unknown

1 shared research output

Cancer Center Amsterdam (CCA), Amsterdam UMC, Amsterdam, The Netherlands

External organisation: Unknown

1 shared research output

Franciscus Gasthuis & Vlietland

External organisation: Unknown

1 shared research output

Ikazia Hospital

External organisation: Unknown

1 shared research output

Department of Orthopaedic Surgery, Flevoziekenhuis, Almere, The Netherlands

External organisation: Unknown

1 shared research output

Department of Internal Medicine

External organisation: Unknown

1 shared research output

Department of Hematology and Clinical Chemistry Laboratories, Onze Lieve Vrouwe Gasthuis

External organisation: Unknown

1 shared research output

Cardiology, Noordwest Ziekenhuisgroep, Alkmaar, Noord-Holland, The Netherlands

External organisation: Unknown

1 shared research output

Department of Psychiatry, Amsterdam UMC, Amsterdam, the Netherlands

External organisation: Unknown

1 shared research output

Rijnstate Hospital

External organisation: Unknown

1 shared research output

Medical Centre Leeuwarden

External organisation: Unknown

1 shared research output

Department of Head and Neck Oncology and Surgery

External organisation: Unknown

1 shared research output

Department of Internal Medicine, Almere, Netherlands

External organisation: Unknown

1 shared research output

Department of Otolaryngology – Head and Neck Surgery

External organisation: Unknown

1 shared research output

Department of Pathology, Princess Maxima Centre for Paediatric Oncology, Utrecht, the Netherlands

External organisation: Unknown

1 shared research output

Department of Cardiology, Northwest Clinics, Wilhelminalaan 12, 1815, GD, Alkmaar, the Netherlands

External organisation: Unknown

1 shared research output

The Netherlands Comprehensive Cancer Organisation, P.O. Box 19079, 3501 DB Utrecht, the Netherlands

External organisation: Unknown

1 shared research output

Haematology & Immunology,Northwest Clinics

External organisation: Unknown

1 shared research output

Amsterdam University Medical Centers

External organisation: Unknown

1 shared research output

Department of Clinical Chemistry, Haematology & Immunology,Northwest Clinics, Alkmaar, The Netherlands

External organisation: Unknown

1 shared research output

Amsterdam UMC

External organisation: Unknown

1 shared research output

Department of Hematology

External organisation: Unknown

1 shared research output

Vrije Universiteit (VU) Amsterdam and VU Medical Center

External organisation: Unknown

1 shared research output

Department of Gastroenterology & Hepatology, Spaarne Gasthuis, Hoofddorp, The Netherlands

External organisation: Unknown

1 shared research output

Dietetics Department

External organisation: Unknown

1 shared research output

Department of Surgery, Spaarne Gasthuis, Hoofddorp, The Netherlands

External organisation: Unknown

1 shared research output

Department of Internal Medicine, Amsterdam UMC, Amsterdam, The Netherlands

External organisation: Unknown

1 shared research output

Ziekenhuis Gelderse Vallei

External organisation: Unknown

1 shared research output

Department of Pediatrics, Alkmaar, Netherlands

External organisation: Unknown

1 shared research output

Department of Clinical Epidemiology, Amsterdam, Netherlands

External organisation: Unknown

1 shared research output

Department of Medical Microbiology, Amsterdam, Netherlands

External organisation: Unknown

1 shared research output

Department of Research

External organisation: Unknown

1 shared research output

MC Haaglanden, Den Haag, The Netherlands

External organisation: Unknown

1 shared research output

Working Party Head and Neck Surgery of the Netherlands Society for Otorhinolaryngology and Cervico-Facial Surgery

External organisation: Unknown

1 shared research output

University of Groningen, University Medical Center Groningen

External organisation: Unknown

1 shared research output

OLVG West

External organisation: Unknown

1 shared research output

University of Amsterdam

External organisation: Unknown

1 shared research output

Academic Medical Centre (AMC)

External organisation: Unknown

1 shared research output

Department of Hematology

External organisation: Unknown

1 shared research output

Department of Medical Oncology, Amsterdam, Netherlands

External organisation: Unknown

1 shared research output

PALGA Foundation (Nationwide Network and Registry of Histopathology and Cytopathology), Houten, The Netherlands

External organisation: Unknown

1 shared research output

Department of Pathology, Spaarne Gasthuis, Hoofddorp, The Netherlands.

External organisation: Unknown

1 shared research output

Department of Otolaryngology and Head and Neck Surgery

External organisation: Unknown

1 shared research output

Department of Obstetrics and Gynaecology, Gouda, Netherlands

External organisation: Unknown

1 shared research output

Otolaryngology/Head and Neck Surgery

External organisation: Unknown

1 shared research output

Sanquin Blood Supply Foundation

External organisation: Unknown

1 shared research output

Dietetics Department

External organisation: Unknown

1 shared research output

Department of Otolaryngology, Head and Neck Surgery, Haaglanden MC, The Hague, The Netherlands

External organisation: Unknown

1 shared research output

non-UvA

External organisation: Unknown

1 shared research output

Department of Internal Medicine, Rijnstate, Wagnerlaan 55, 6815AD, Arnhem, The Netherlands

External organisation: Unknown

1 shared research output

Amsterdam Infection and Immunity Institute, Amsterdam, Netherlands

External organisation: Unknown

1 shared research output

Isala Clinics

External organisation: Unknown

1 shared research output

Albert Schweitzer Hospital, Dordrecht

External organisation: Unknown

1 shared research output

Janssen Pharmaceutical Companies of Johnson and Johnson, Philadelphia, United States

External organisation: Unknown

1 shared research output

Groene Hart Hospital

External organisation: Unknown

1 shared research output

Clinical Research Department

External organisation: Unknown

1 shared research output

Erasmus MC Cancer Institute

External organisation: Unknown

1 shared research output

Department of Research & Development, Netherlands Comprehensive Cancer Organisation (IKNL), Utrecht, The Netherlands.

External organisation: Unknown

1 shared research output

gynecologist, “ Gelderse Vallei, Ede

External organisation: Unknown

1 shared research output

NOVA University Lisbon

External organisation: Unknown

1 shared research output

St. Antonius Hospital

External organisation: Unknown

1 shared research output