[Classification of anorectal abnormalities].
D001003:Anal Canal / Q000002:abnormalities*; D001006:Anus, Imperforate; D000013:Congenital Abnormalities / Q000145:classification; D006801:Humans; D007231:Infant, Newborn; D012007:Rectum / Q000002:abnormalities*
Klassifikation anorektaler Missbildungen.