2Thomeycroft I H.Evolution of progestins:Focus on the novel progestin drospirenone[J].J Reprod Med,2002,47(11 Suppl):975-984.
3Kulier R,Helmerhorst F M,MalWa N.et al.Effectiveness and acceptability of progestogens in combined oral contraceptives-a systematic review[J].Reprod Health,2004,1(1):1.
4Novotua M,Huvar I,BIalla O.Long-term use of combined hormonal contraception-myths and reality[J].Ceska Gynekol,2002,67(5):297-304.
5Bassol S,Alvarado G,Arreola R G,et al.A 13-month multicenter clinical experience of a low-dose monophasic oral contraceptive containing 20 microg ethinylestradiol and 75 microg gestodene in Latin American women[J].Contraception,2003,67(5):367-372.
6Poindexter A.The emerging use of the 20-micmg oral contraceptive[J].Fertil Steril,2001,75(3)457-465.
7Low L F,Anstey K J.Hormone replacement therapy and cognitive performance in postmenpopausal women-a review by cognitive domain[J].Neurosci BiobehavRev,2006,30(1):66-84.
8Bnrknlan R T.Reproductive hormones and cancer:Ovarian and colon cancer[J].Obstet Gynecol Clin North Am,2002,29(3):527-540.
9Lourdes I,Carme V,Francisde Z.Discontinuous low-dose flutamide-mefformin plus an oral or a transdermal contraceptive in patients with hyperinsulinaemic hyperandrogenism:Normalizing effects on CRP,TNF-αand the neutrophil/lymphocyte ratio[J].Human Reproduction,2006,21(2):451-456.
10Knopp R H,Broyles F E,Cheung M,et al.Comparison of lipoprotein,carbohydrate,and hemostatic effects of phasic oral contraceptives containing desogestrel or levonorgestrel[J].Contraception,2001,63(1):1-11.
