Systemic versus local hormonal requirements for blastocyst implantation: a hypothesis.
D000818:Animals; D001755:Blastocyst / Q000502:physiology*; D010064:Embryo Implantation; D004967:Estrogens / Q000502:physiology*; D005260:Female; D006801:Humans; D007249:Inflammation; D011247:Pregnancy; D011374:Progesterone / Q000502:physiology*; D014599:Uterus / Q000502:physiology
D004967:Estrogens; D011374:Progesterone