The causes of male and female infertility.
D005260:Female; D006728:Hormones / Q000502:physiology; D006801:Humans; D007247:Infertility, Female / Q000209:etiology*; D007248:Infertility, Male / Q000209:etiology*; D008297:Male; D009845:Oligospermia / Q000209:etiology; D014599:Uterus / Q000002:abnormalities; D014621:Vagina / Q000002:abnormalities
D006728:Hormones