title: [Chronic constipation in children due to achalasia of the internal anal sphincter (author's transl)].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001004:Anus Diseases / Q000150:complications* / Q000601:surgery; D002648:Child; D002675:Child, Preschool; D003248:Constipation / Q000209:etiology*; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008365:Manometry; D008531:Megacolon / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery; D008722:Methods; D009129:Muscle Tonus; D011182:Postoperative Care; D011859:Radiography; D013035:Spasm / Q000150:complications* / Q000601:surgery; D013997:Time Factors
vernacular_title: Die chronische Obstipation beim Kind infolge Analsphinkterachalasie.