title: The "guardians of the anus" and their practice.
authors.affiliation: Department of Surgery, Red Cross Hospital Barcelona, Spain.
authors.forename: L
authors.initials: L
authors.lastname: Viso
authors.forename: J
authors.initials: J
authors.lastname: Uriach
mesh_terms: D001003:Anal Canal; D001004:Anus Diseases / Q000266:history; D000076144:Egypt, Ancient; D049690:History, Ancient; D006801:Humans