Intestinal Neoplasms

• Fondazione Poliambulanza — Brescia, Italia, Italy
• Endoscopy Unit, Humanitas Research Hospital — Rozzano, Milano, Italy
• Ospedale Valduce — Como, Italy
• Digestive Endoscopy Unit, Nuovo Regina Margherita Hospital — Rome, Italy

• Asan Medical Center — Seoul, Songpa-gu, South Korea

• University Hospitals Plymouth — Plymouth, Devon, United Kingdom

• Centre Hospitalier Universitaire de Montréal — Montreal, Quebec, Canada

• Tepecik Training and Research Hospital — Izmir, Turkey (Türkiye)

• Fox Chase Cancer Center — Philadelphia, Pennsylvania, United States

Not specified

• Erciyes University — Kayseri, Melikgazi, Turkey (Türkiye)

• University of South Florida — Tampa, Florida, United States
• Springfield Clinic — Springfield, Illinois, United States
• Ochsner Clinic Foundation — New Orleans, Louisiana, United States
• Washington University — St Louis, Missouri, United States

• National Cancer Center/Cancer Hospital, Chinese ACademy of Medical Sciences and Peking Union Medical College — Beijing, China