[Anal stenosis as a sequel of the Whitehead operation].
D001003:Anal Canal; D000071056:Anorectal Malformations; D001004:Anus Diseases; D001006:Anus, Imperforate; D003251:Constriction, Pathologic; D013505:Digestive System Surgical Procedures; D006484:Hemorrhoids / Q000601:surgery*; D006801:Humans
ANUS/diseases; HEMORRHOIDS/surgery