ISS/SIC

International Society of Surgery

Société Internationale de Chirurgie

http://www.iss-sic.com

ASCRS

American Society of Colon and Rectal Surgeons

http://www.fascrs.org

IGCA

International Gastric Cancer Association

http://www.igca.info

IHPBA

International Hepato Pancreato Biliary Association

http://www.ihpba.org

ISDE

International Society for Diseases of the Esophagus

http://www.isde.net

OESO

International Organization for Statistical Studies on Diseases of the Esophagus

http://www.oeso.org

SAGES

Society of American Gastrointestinal Endoscopic Surgeons

http://www.sages.org

SSAT

The Society for Surgery of the Alimentary Tract

http://www.ssat.com

UEGF

The United European Gastroenterology Federation

http://www.uegf.org

E-AHPBA

European-African Hepato-Pancreato-Biliary Association

http://www.e-ahpba.org/