Jin-On Jung - Department of General, Visceral and Tumor Surgery, University Hospital Cologne, Kerpener Strasse 62, 50937, Cologne, Germany
Eline M de Groot - Department of Surgery, University Medical Center Utrecht, Utrecht, The Netherlands
B Feike Kingma - Department of Surgery, University Medical Center Utrecht, Utrecht, The Netherlands
Benjamin Babic - Department of General, Visceral and Tumor Surgery, University Hospital Cologne, Kerpener Strasse 62, 50937, Cologne, Germany
Jelle P Ruurda - Department of Surgery, University Medical Center Utrecht, Utrecht, The Netherlands
Peter P Grimminger - Department of General, Visceral and Transplant Surgery, University Medical Center Mainz, Mainz, Germany
Jens P Hölzen - Department of General, Visceral and Transplant Surgery, University Hospital Münster, Münster, Germany
Yin-Kai Chao - Department of Thoracic Surgery, Chang Gung Memorial Hospital-Linkou Taoyuan, Taoyuan, Taiwan
Jan W Haveman - Department of Surgery, University Medical Center Groningen, Groningen, The Netherlands
Marc J van Det - Department of Surgery, ZGT Hospital Almelo, Almelo, The Netherlands
Philippe Rouanet - Institut Regional du Cancer de Montpellier
Frank Benedix - Department of Surgery, University Hospital Magdeburg, Magdeburg, Germany
Hecheng Li - Department of Thoracic Surgery, Ruijin Hospital Shanghai, Shanghai, China
Inderpal Sarkaria - Department of Cardiothoracic Surgery, University of Pittsburgh Medical Center, Pittsburgh, USA
Mark I van Berge Henegouwen - Department of Surgery, University Medical Center Amsterdam, Amsterdam, The Netherlands
Gijs I van Boxel - Department of General Surgery, Portsmouth Hospitals NHS Trust, Portsmouth, UK
Philip Chiu - Department of Surgery at Prince of Wales Hospital, The Chinese University of Hong Kong, Hong Kong, China
Jan-Hendrik Egberts - Department of Surgery, Israelitisches Krankenhaus Hamburg, Hamburg, Germany
Rubens Sallum - Department of Digestive Surgery, University of São Paulo, São Paulo, Brasil
Arul Immanuel - Department of Surgery, Royal Victoria Infirmary Newcastle Upon Tyne, Newcastle upon Tyne, UK
Paul Turner - Department of Oesophagogastric Surgery, Lancashire Teaching Hospitals NHS Trust, Preston, UK
Donald E Low - Department of Thoracic Surgery and Thoracic Oncology, Virginia Mason Medical Center Seattle, Seattle, USA
Michal Hubka - Department of Thoracic Surgery and Thoracic Oncology, Virginia Mason Medical Center Seattle, Seattle, USA
Daniel Perez - Department of General, Visceral, and Thoracic Surgery, University Medical Center Hamburg, Hamburg, Germany
Paolo Strignano - Department of General Surgery, Citta' della Salute e della Scienza Turin, Turin, Italy
Matthias Biebl - Department of Surgery, Charité-Universitätsmedizin Berlin, Berlin, Germany
M Asif Chaudry - Department of Academic Surgery, The Royal Marsden NHS Foundation Trust London, London, UK
Christiane J Bruns - Department of General, Visceral and Tumor Surgery, University Hospital Cologne, Kerpener Strasse 62, 50937, Cologne, Germany
Richard van Hillegersberg - Department of Surgery, University Medical Center Utrecht, Utrecht, The Netherlands
Hans F Fuchs - Department of General, Visceral and Tumor Surgery, University Hospital Cologne, Kerpener Strasse 62, 50937, Cologne, Germany. hans.fuchs@uk-koeln.de
UGIRA Study Group