4Barentsen-R;de-Vries-M; Kenemans -P, et al. Relationship of estradiol levels to breakthrough bleeding during continuous combined hormne replacemmt therapy. [J] Obstet - Gynecol. 1999 Apr; 93 (4) : 551 - 557.
5Shau WY, Hsieh CC, Hsieh TT, et al.Factors associated with endometrial bleeding in continuous hormone replacement therapy[J]. Menopause 2002; 9 (3): 188-194.
6Yawana Tanapat . Hormone replacement therapy in postmenopausal women : endomerial hyperplasia and irregular bleeding [J ]. Cochrane - Database- Syst - Rev. 2000 (2) : CD000402.
7Archer- DF; Dorin - MH; Heine - W; et al. Uterine bleeding in postmenopausal women on continuous therapy with estradiol and norethindrone acetate. Endometrium Study Group [ J ]. Obstet- Gynecol. 1999 Sep;94 (3): 323-329.
9Sturdee DW, Ulrich LG, Barlow DH, et al. The endometrial response to sequential and continuous combined oestrogen- progestogen replacement therapy [ J ]. BJOG 2000 Nov;107 (11)- 1392-400. Erratum in: BJOG2001; 108 (3): 335.
10De - Leo - V; la - Marca - A; Morgame -G; et al. Comparison of two HRT regimenswith bimonthly and monthly progestin administration in postmenopause [J]. Maturitas.1999 Jan 4; 31 (2): 171-177.
二级参考文献1
11，Marsden J.Hormone replacement therapy and breast cancer.Maturitas,2000;34(Suppl 2):11
