title: Urethral valves in an adult--an unusual cause of retrograde ejaculation.
mesh_terms: D000328:Adult; D004542:Ejaculation; D005260:Female; D006801:Humans; D008297:Male; D012735:Sexual Dysfunction, Physiological / Q000209:etiology*; D014524:Urethral Obstruction / Q000150:complications*