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O'Toole CM, Roldan ER, Fraser LR.O'Toole CM, et al. Among authors: fraser lr.Mol Hum Reprod. 1996 Dec;2(12):921-7. doi: 10.1093/molehr/2.12.921.Mol Hum Reprod. 1996.PMID: 9237235
O'Toole CM, Roldan ER, Fraser LR.O'Toole CM, et al. Among authors: fraser lr.Mol Reprod Dev. 1996 Oct;45(2):204-11. doi: 10.1002/(SICI)1098-2795(199610)45:2<204::AID-MRD13>3.0.CO;2-0.Mol Reprod Dev. 1996.PMID: 8914078
O'Toole CM, Roldan ER, Hampton P, Fraser LR.O'Toole CM, et al. Among authors: fraser lr.Mol Hum Reprod. 1996 May;2(5):317-26. doi: 10.1093/molehr/2.5.317.Mol Hum Reprod. 1996.PMID: 9238698