title: Outpatient surgical proctology--past, present and future.
authors.forename: Carlos Walter
authors.initials: CW
authors.lastname: Sobrado
mesh_terms: D000556:Ambulatory Surgical Procedures / Q000379:methods* / Q000639:trends; D001004:Anus Diseases / Q000601:surgery; D006801:Humans; D012002:Rectal Diseases / Q000601:surgery*