Note: The classification of implant materials does not match with the fields of activity of the scientific societies. There may be more specialties involved, as there are general surgery, gastrointestinal, pulmonal, endoscopy, gynecology, oncology societies and there may be different expertises in different countries.
  GLOBAL ISGO International Society of Gastrointestinal Oncology
    TheAgape The Agape Center (list of Oncology Organizations)
    WGO World Gastroenterology Organisation
  AMERICA ACS American Cancer Society
  USA SAGES Society of American Gastrointestinal and Endoscopic Surgeons
    ASCO American Society of Clinical Oncology
    ASCRS American Society of Colon and Rectal Surgeons
    AGEA American Gastroenterological Association
    ASGE American Society for Gastrointestinal Endoscopy
    SSAT Society for Surgery of the Alimentary Tract
  BRASIL SBCO Brazilian Society of Surgical Oncology
  CANADA CSIR Canadian Society for Intestinal Research
  SOUTH CANSA Cancer Association of South Africa
  AFRICA SASCRO South African Society of Clinical and Radiation Oncolgy
    SASMO South African Society of Medical Oncology
  ASIA ACOS Asian Clinical Oncology Society
  HONG KONG HKSDE Hong Kong Society of Digestive Endoscopy
  INDIA IAGES Indian Association of Gastrointestinal Endo Surgeons
    SGEI Society of Gastrointestinal Endoscopy of India
  KOREA KSGE Korean Society of Gastrointestinal Endoscopy
  MALAYSIA MUGIS Malaysian Upper Gastrointestinal Surgical Society
  SINGAPORE GSS Gastroenterological Society of Singapore
  THAILAND GEST Gastrointestinal Endoscopy Society of Thailand
  AUSTRALIA GESA Gastroenterological Society of Australia
    NZSG New Zealand Society of Gastroenterology
  EUROPE ESGE European Society of Gastrointestinal Endoscopy
    ESMO European Society for Medical Oncology
    ESSO European Society of Surgical Oncology
  GERMANY DGO Deutsche Gesellschaft für Onkologie
    DGVS Deutsche Gesellschaft für Gastroenterologie, Verdauungs- und Stoffwechselkrankheiten
    DKG Deutsche Krebsgesellschaft
  UK bsg British Society of Gastroenterology