?:authorAffiliation
|
-
[\'Division of Gastroenterology, King Khalid University Hospital, King Saud University, Riyadh, Saudi Arabia.\', \'Division of Gastroenterology, King Khalid University Hospital, King Saud University, Riyadh, Saudi Arabia; Division of Gastroenterology, McGill University Health Centre, McGill University, Montréal, Québec, Canada.\']
|