Male fertility.
D003075:Coitus; D004542:Ejaculation; D005260:Female; D006801:Humans; D007248:Infertility, Male / Q000188:drug therapy / Q000209:etiology; D008297:Male; D010063:Ovum / Q000276:immunology; D011603:Psychophysiology; D012661:Semen / Q000032:analysis; D013083:Sperm Transport; D013094:Spermatozoa / Q000166:cytology / Q000276:immunology / Q000502:physiology; D013696:Temperature; D009626:Terminology as Topic; D013737:Testis / Q000473:pathology; D014566:Urogenital System / Q000502:physiology; D014567:Urography; D014646:Varicocele / Q000150:complications