[Congenital abscence of the vas deferens].
D000328:Adult; D006801:Humans; D007248:Infertility, Male / Q000175:diagnosis / Q000209:etiology; D008297:Male; D012661:Semen / Q000032:analysis; D014649:Vas Deferens / Q000002:abnormalities*
Ausencia congénita de los vasos deferentes.