title: A critical examination of bladder neck obstruction in children.
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D009040:Motion Pictures; D001748:Urinary Bladder Neck Obstruction / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014554:Urination; D014567:Urography; D014718:Vesico-Ureteral Reflux