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Perera M, Petrie JR, Hillier C, Small M, Sattar N, Connell JM, Lumsden MA.Perera M, et al. Among authors: petrie jr.Hum Reprod. 2002 Feb;17(2):497-502. doi: 10.1093/humrep/17.2.497.Hum Reprod. 2002.PMID: 11821303
Petrie J, Small M, Connell J.Petrie J, et al.Lancet. 1997 Jan 11;349(9045):70-1. doi: 10.1016/S0140-6736(97)22002-7.Lancet. 1997.PMID: 8996411No abstract available.