The Whitehead operation for advanced hemorrhoids.
D000328:Adult; D000368:Aged; D005260:Female; D005500:Follow-Up Studies; D006484:Hemorrhoids / Q000175:diagnosis / Q000601:surgery*; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010149:Postoperative Pain / Q000209:etiology; D011183:Postoperative Complications