title: Embryology of the male external genitalia.
mesh_terms: D005260:Female; D005837:Genitalia, Male / Q000196:embryology*; D006801:Humans; D008297:Male; D010413:Penis / Q000196:embryology; D011247:Pregnancy; D012733:Sex Differentiation; D013737:Testis / Q000196:embryology; D014521:Urethra / Q000196:embryology