Secretory hypoplasia of the endometrium.
D004717:Endometrium; D005260:Female; D006801:Humans; D007246:Infertility; D007247:Infertility, Female / Q000175:diagnosis*; D011276:Pregnanediol / Q000652:urine*
D011276:Pregnanediol
ENDOMETRIUM; PREGNANDIOL/in urine; STERILITY, FEMALE/diagnosis