Semen analysis and male fertility.
D003075:Coitus; D004542:Ejaculation; D004822:Epididymis / Q000502:physiology; D005260:Female; D005298:Fertility; D006801:Humans; D007248:Infertility, Male / Q000175:diagnosis / Q000209:etiology; D008297:Male; D012661:Semen / Q000032:analysis*; D012708:Sertoli Cells / Q000502:physiology; D013091:Spermatogenesis; D013094:Spermatozoa / Q000166:cytology / Q000276:immunology / Q000502:physiology; D014649:Vas Deferens / Q000502:physiology