title: Proven two-stage procedure for the surgical treatment of extrasphincter anal fistulas.
mesh_terms: D001003:Anal Canal / Q000601:surgery*; D013505:Digestive System Surgical Procedures; D006801:Humans; D012003:Rectal Fistula
keywords: ANUS/surgery; FISTULA/anal
vernacular_title: Bewährtes zweizeitiges Verfahren zur operativen Behandlung extrasphincterer Analfisteln.