Full text: Available Index: LILACS (Americas) Main subject: Periodicals as Topic / Information Dissemination / Gastroenterology Limits: Humans Country/Region as subject: South America / Brazil Language: English Journal: Arq. gastroenterol Journal subject: Gastroenterology Year: 2018 Type: Article Affiliation country: Brazil Institution/Affiliation country: Brazilian Society of Digestive Motility and Neurogastroenterolgy/BR