Fei, G Apoptosis occurs in implantation site of the rhesus monkey during early stage of pregnancy. [electronic resource] - Contraception Sep 2001 - 193-200 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0010-7824 Standard No.: 10.1016/s0010-7824(01)00241-4 doi Subjects--Topical Terms: AnimalsApoptosis--physiologyEmbryo ImplantationFemaleImmunohistochemistryIn Situ Nick-End LabelingMacaca mulatta--anatomy & histologyModels, AnimalPlacentation--physiologyPregnancy