Obstructive pathological conditions in relation to male fertility.
D004194:Disease; D005298:Fertility; D005835:Genitalia; D005837:Genitalia, Male; D007246:Infertility; D007248:Infertility, Male / Q000209:etiology*; D008297:Male
GENITALIA, MALE/diseases; STERILITY, MALE/etiology and pathogenesis