6Macklon NS, Geraedts JP, Fauser BC. Conception to ongoing pregnancy the 'black box' of early pregnancy loss [J]. Hum Reprod, 2002, 8(4): 333-43.
7Bagislar S, Ustuner I, Cengiz B, et al. Extremely skewed X-chromosome inactivation patterns in women with recurrent spontaneous abortion [ J ]. Aust N Z J Obstet Gynaecol, 2006, 46(5): 384-7.
8Warburton D. Cytogenetics of reproductive wastage: from conception to birth[J]. Med Cytogene, 2000: 213-46.
9Sullivan AE, Silver RM, LaCoursiere DY, et al. Recurrent fetal aneuploidy and recurrent miscarriage [J]. Obstetri Gyneeol, 2004, 104(4): 784-8.
10Carrera M, Ribas I, Torrents M, et al. Spontaneous repeteat abortions and numerical chromosome anomalies: genetic diagnosis before preimplantation alternative diagnosis[J]? Prog Diagn Prenat, 1996, 8: 342-7.
