Chorionic Gonadotropin Regulates Prostaglandin E Synthase via a Phosphatidylinositol 3-Kinase-Extracellular Regulatory Kinase Pathway in a Human Endometrial Epithelial Cell Line: Implications for Endometrial Responses for Embryo ImplantationPrajna Banerjee, Asgerally T. Fazleabas|Endocrinology|2009Cited by 43