How did your mother not reject you?
D000022:Abortion, Spontaneous / Q000276:immunology; D005260:Female; D006801:Humans; D007165:Immunosuppression Therapy; D007959:Lymphocyte Culture Test, Mixed; D011247:Pregnancy; D011374:Progesterone / Q000096:biosynthesis; D014327:Trophoblasts / Q000276:immunology
D011374:Progesterone