title: American Gastroenterological Association medical position statement: Diagnosis and care of patients with anal fissure.
mesh_terms: D000287:Administration, Topical; D001905:Botulinum Toxins / Q000008:administration & dosage / Q000627:therapeutic use; D013505:Digestive System Surgical Procedures; D005401:Fissure in Ano / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D007267:Injections; D005996:Nitroglycerin / Q000008:administration & dosage / Q000627:therapeutic use
chemical_list: D001905:Botulinum Toxins; D005996:Nitroglycerin