The GAP Consortium

Stavros A. Antoniou, MD PhD MPH FEBS FACS Chief investigator

General surgeon
certified guideline methodologist
European Association for Endoscopic Surgery
Papageorgiou General Hospital
Greece

Ivan Dario Flórez GómezAGREE Collaboration - Member

Pediatrician
University of Antioquia
Colombia

Dr. Melissa Brouwers AGREE Collaboration - Member

Epidemiologist
University of Ottawa
Canada

Manuel Lopez-CanoAGREE Collaboration - Member

General surgeon
Uni. Hospital Vall d’Hebrón, Barcelona
Spain

Sheraz MarkarAGREE Collaboration - Member

General surgeon
Imperial College London
United Kingdom

George AntoniouAGREE Collaboration - Member

Vascular surgeon
University of Manchester
United Kingdom

Gianfranco SilecchiaAGREE Collaboration - Member

General surgeon
Sapienza University of Rome
Italy

Dimitrios MavridisAGREE Collaboration - Member

Statistician
University of Ioannina
Greece

Sofia TsokaniAGREE Collaboration - Member

Statistician
University of Ioannina
Greece

Advisors

Yasser Sami Amer

Pediatrician, guideline methodologist
Alexandria Center for Evidence Based Clinical Practice Guidelines
Egypt

Manish Chand

General surgeon
University College London
United Kingdom

George H. Hanna

General surgeon
Imperial College London
United Kingdom

Quirino Lai

General surgeon
Sapienza University Rome
Italy

Patricia Logullo

UK EQUATOR Centre
University of Oxford
United Kingdom

Gianluca Pellino

General surgeon
Università degli Studi della Campania “Luigi Vanvitelli”, Naples
Italy

Salomone Di Saverio

General surgeon
Varese University Hospital
Italy

Neil J. Smart

General surgeon
Royal Devon & Exeter NHS Foundation Trust
United Kingdom

Dimitrios Stefanidis

Chair SAGES Guidelines Committee
Professor of Surgery
Indiana University School of Medicine

Giovanni Zanninotto

Editor-in-chief Diseases of the Esophagus
Department of Surgery and Cancer
Imperial College London

Delphi panelists

Sameh Emile

General surgeon
Mansura University
Egypt

Nicolaas Lumen

Urologist
European Association of Urology

Luca Bertolaccini

Thoracic surgeon
European Association of Thoracic Surgeons

Gert de Borst

Vascular surgeon
European Society for Vascular Surgery

Ramon Gorter

Pediatric surgeon
Netherlands

Alvaro Sanabria

Head & neck surgeon
Colombia

Neil J. Smart

Journal editor
Colorectal Disease

Alessandro Montendori

National authority representative
Health Planning Service, Region Health Authority of Umbria
Italy

John Como

Representative from North America
Eastern Association for the Surgery of Trauma Guidelines Committee
United States of America

Bang Wool Eom

Representative from Asia
Republic of Korea

Joseph Mathew

Representative of low/middle income countries
Lead GIN Low and Middle Income Countries group
India

Elie Akl

Representative of GRADE
Lebanon

Pablo Alonso-Coello

Representative of G-I-N
Spain

Patricia Logullo

Representative of EQUATOR Network
United Kingdom

Athanasios Saratzis

Guideline implementer
Consultant vascular surgeon
United Kingdom

Kaisa Immonen

Patient representative
European Patients Forum