Roentgenological evaluation of bladder neck obstruction.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011859:Radiography; D001748:Urinary Bladder Neck Obstruction / Q000000981:diagnostic imaging*