[The posterior urethra as a factor in sterility].
D004194:Disease; D006801:Humans; D007246:Infertility; D007248:Infertility, Male / Q000209:etiology*; D008297:Male; D014521:Urethra; D014522:Urethral Diseases
STERILITY, MALE/etiology and pathogenesis; URETHRA/diseases
La uretra posterior como factor de esterilidad.