title: The investigation of infertility.
mesh_terms: D000328:Adult; D001706:Biopsy; D002582:Cervix Mucus / Q000032:analysis; D004717:Endometrium / Q000473:pathology; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000175:diagnosis*; D007248:Infertility, Male / Q000175:diagnosis*; D008297:Male; D010053:Ovary / Q000473:pathology; D010060:Ovulation; D012661:Semen / Q000032:analysis; D013094:Spermatozoa; D013737:Testis / Q000473:pathology; D014626:Vaginal Smears