title: Chronic anal fissure (Br J Surg 2004l; 91: 270-279).
authors.forename: G
authors.initials: G
authors.lastname: Hellmich
authors.forename: S
authors.initials: S
authors.lastname: Petersen
mesh_terms: D002908:Chronic Disease; D005401:Fissure in Ano / Q000601:surgery*; D006801:Humans; D007415:Intestinal Obstruction / Q000601:surgery; D017792:Surgical Stapling