Patients with unexplained infertility.
D001706:Biopsy; D001831:Body Temperature; D004717:Endometrium / Q000473:pathology; D005260:Female; D006801:Humans; D007047:Hysterosalpingography; D007246:Infertility / Q000175:diagnosis*; D008297:Male; D012661:Semen / Q000032:analysis; D013094:Spermatozoa / Q000502:physiology