Sinosich, M J Pregnancy-associated plasma protein-A. A marker of placental function? [electronic resource] - Annals of the New York Academy of Sciences 1988 - 510-3 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0077-8923 Standard No.: 10.1111/j.1749-6632.1988.tb22287.x doi Subjects--Topical Terms: Biomarkers--bloodChorionic Gonadotropin--bloodEmbryo TransferFemaleFertilization in VitroHumansPlacenta--physiologyPregnancyPregnancy Proteins--bloodPregnancy-Associated Plasma Protein-A--blood