European Association for the Study of the Liver (EASL), European Association for Endoscopic Surgery (EAES), European Society for Organ Transplantation (ESOT), European Society for Colorectal Surgeons (ESCS), International Liver Transplant Society (ILTS), The Transplantation Society (TTS), International Association of Surgeons, Gastroenterologists, and Oncologists (IASGO), The International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO), European Transluminal Surgery Society (EATS), Asian and Passific Association for the Study of the Liver (APASL), Clinical Robotic Surgery Association (CRSA) and Society of Gastroenterologists in Turkey.