title: Advances in the diagnosis of anal and rectal atresia by ultrasonic-echo examination.
mesh_terms: D001003:Anal Canal / Q000002:abnormalities* / Q000000981:diagnostic imaging; D000013:Congenital Abnormalities / Q000175:diagnosis; D006801:Humans; D007231:Infant, Newborn; D011859:Radiography; D012003:Rectal Fistula / Q000000981:diagnostic imaging; D012007:Rectum / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014463:Ultrasonography