1Keay SD, Liversedge NH, Mathur RS, et al. Assisted conception following poor ovarian response to gonadotrophin stimulation [ J ]. British J Obstet Gyneool ,1997, 104:521 -527.
2Lashen H, Ledger W, Lopez-Bernal A, et al. Poor responders to ovulation induction: is proceeding to in-vitro fertilization worthwhile [J]? Hum Reprod, 1999, 14:964 -969.
3Schoolcralt W, Schlenker T, Gee M, et at. Improved controlled ovarian hyperstimulation in poor responder in vitro fertilization patients with a microdose follicle-stimulating hormone flare, growth hormone protocol[ J ]. Fertil Steril, 1997,67 : 93 - 97.
4Toth T, Awwad J, Vceck L, et al. Suppression and flare regimens of gonadotmpin-releasing hormone agonist : use in women with different basal gonadotropin values in an in vitro ferlilization program[ J ]. J Reprod Med ,1996, 41:321 -326.
5Van Hooff MH, Alberda AT, Huisman GJ, et al. Doubling the human menopausat gonadotrophin dose in the course of an in-vitro fertilization treatment cycle in low responders: a randomized study [ J ].Hum Reprod, 1993, 8 : 369 - 373.
6Hofmann G, Toner J, Muasher S, et al. High-dose follicle stimulating hormone (FSH) ovarian stimulation in low-responder patients for in vitro fertilization[J]. J In Vitro Fert Embryo Transf, 1989,6:285 -289.
7Stadtmauer L, Ditkoff EC, Session D, et al. High dosages of gonadotropins are associated with poor pregnancy outcomes after in vitro fertilization-embryo transfer[ J ]. Fertil Steril,1994, 61:1058 - 1064.
8Drakakis P, Loutradis D, Kallianidis K, et al. Small doses of LH activity are needed early in ovarian stimulation for better quality oocytes in IVF-ET [ J ]. Eur J Obstet Gynecol Reprod Biol. , 2005, 121:77 -80.
9Humaidan P, Bungum M, Bungum L, et al. 2004 Effects of recombinant LH supplementation in women undergoing assisted reproduction with GnRH agonist down-regulation and stimulation with recombinant FSH: an opening study[ J]. Reprod Biomed Online, 2004, 8 : 635 - 643.
10Pelinck M J, Vogel NE, Hoek A, et al. Cumulative pregnancy rates after three cycles of minimal stimulation IVF and results according to subfertility diagnosis: a multicentre cohort study[J]. Hum Reprod, 2006, 21:2375 -2383.
6Stadtmauer L, Ditkoff EC, Session D, et al. High dosages of gonadotropins are associated with poor pregnancy outcomes after in vitro fertilization - embryo transfer. Fertil Steril, 1994, 61: 1058-1064.
7Ma WG, Sony H, Das SK, et al. Estrogen is a critical delerminant that specifies the duration of the window of uterine receptivity for implantation. Proc Natl Acad SccivsA, 2003, 100: 2963-2968.
8Stadtmauer L, Ditkoff EC, Session D, et al. High dosages of gonadotropins are associated with poor pregnancy outcomes after in vitro fertilization - embryo transfer. Fertil Steril, 1994, 61: 1058-1064.
9Ma WG, Sony H, Das SK, et al. Estrogen is a critical delerminant that specifies the duration of the window of uterine receptivity for implantation. Proc Natl Acad SccivsA, 2003, 100: 2963-2968.
10Keay SD, Liversedge NH, Mathur RS, et al. Assisted conception following poor ovarian response to gonadotrophin stimulation[J]. British J Obstet Gynecol. 1997, 104(5) 521-527.