Dynamics of the lower  urinary tract: a method of study.
D002933:Cineradiography; D006801:Humans; D008297:Male; D011312:Pressure; D014521:Urethra / Q000502:physiology*; D001743:Urinary Bladder / Q000502:physiology*; D014546:Urinary Catheterization; D014554:Urination / Q000502:physiology*