4Stamets K, Tayloy DS, Kunselman A, et al. A randomized trial of the effects of two types of short-term hypocaloric diets on weighy loss in woman with polycytic ovary syndrome [J]. Fertil Steril,2004,81 (3) :630 ~ 637.
5Clark AM, Thomley B, Tomlinson L, et al. Weight loss in infertile women results in improvement in reproductive outcome for all forms of fertility treatment [J]. Hum Reprod, 1998,13(6): 1 502 ~ 1 505.
9Diamanti-Kandarakis, Spina G, Kouli C , et al. Imcreased endothelin-1 levels in women with polycystic ovary syndrome and the beneficial effect of meformin therapy [J]. Clin Endocrinol Metab, 2001, 86 ( 10): 4 666 ~4 673.
6[5]Barbieri RL, Smieh S, Ryan KL. The role of hyperandrogenism in the pathogenesis of ovarian hyperandrogeism. Fertil Steril, 1988,50(2):197
7Colacurci N, Zullo F, De Francis P, et al. IVF after ovarian electrocautery through laparoscopy in patients with polycystic ovary syndrome[J]. Acta Obstet Gynecol Scand, 1997,76(6).555-558.
8Buyalos RP, Lee CT. Polycystic ovary syndrome:pathophysiology and outcome with in vitro fertilization[J]. Fertil Steril ,1996, 65(1):1-10.
9Damario MA, Barmat L, Liu HC, et al. Dual suppression with oral contraceptives and gonadotrophin releasing- hormone agonists improves in-vitro fertilization outcome in high responder patients[J]. Hum Reprod, 1997,12(11): 2359-2365.
10Meirow D,Yossepowitch O, Rosier A, et al. Insulin resistant and non-resistant polycystic ovary syndrome represent two clinical and endocrinological subgroups[J].Hum Reprod,1995,10(11):1951-1956.