Vitamin A therapy in oligospermia.
D006801:Humans; D007246:Infertility; D007248:Infertility, Male / Q000628:therapy*; D008297:Male; D009845:Oligospermia; D014801:Vitamin A / Q000627:therapeutic use*
D014801:Vitamin A
STERILITY, MALE/therapy; VITAMIN A/therapeutic use