aDepartment of Gastroenterology, Centro Hospitalar Universitário de São João

bWGO Gastroenterology and Hepatology Training Center

cFaculty of Medicine of the University of Porto

dDepartment of Facilities Operations, Centro Hospitalar Universitário de São João, Porto, Portugal

eGastroenterology and Endoscopy Unit, Edouard Herriot Hospital, Lyon, France

fDepartment of Gastroenterology and Hepatology, Hospital Universitario Ramón y Cajal, Instituto Ramón y Cajal de Investigación Sanitaria (IRYCIS), CIBEREHD, Universidad de Alcalá, Madrid, Spain

Received 25 June 2023 Accepted 17 September 2023.

Correspondence to Tiago Ribeiro, Alameda Professor Hernâni Monteiro, City, Postal code, Country: Porto, 4200-427, Portugal, Tel: +00351917750007; e-mail: [email protected]