Proposed "international" classification of ano-rectal anomalies.
D001003:Anal Canal / Q000002:abnormalities*; D005260:Female; D006801:Humans; D008297:Male; D010502:Perineum / Q000002:abnormalities; D012007:Rectum / Q000002:abnormalities*; D014566:Urogenital System / Q000196:embryology