title: Perspective on routine rectal retroflexion during screening colonoscopy; a survey of American gastroenterologists.
authors: Wissam E
authors: WE
authors: Mattar
authors: Anjali S
authors: AS
authors: Kumar
authors: Kevin W
authors: KW
authors: Olden
mesh_terms: D003113:Colonoscopy / Q000379:methods*; D005762:Gastroenterology; D006801:Humans