Lower urinary tract obstruction in normal male children. Early detection by urinary diary.
D002648:Child; D002675:Child, Preschool; D006801:Humans; D008297:Male; D014525:Urethral Stricture / Q000175:diagnosis*; D001748:Urinary Bladder Neck Obstruction / Q000175:diagnosis*; D014555:Urination Disorders / Q000209:etiology*