1Cagnacci A, Arangino S, Baldassari F, et al. A comparison ofthe central effects of different progestinsused in hormonere placement therapy [ J ]. Maturitas ,2004,48 (4) :456-462.
2Hurskainen R, Teperi J, Rissanen P, et al. JAMA. Clinical outcomes and costs with the levonorgestrel-relesing intrau- terine system or hystereclomy for treatment of menorrhagia: randomized trial 5 - year follow - up [ J ]. JAMA, 2004,291 (12) :1456-1463.
3SlapG B. Menstrual disorclewin adolescence [ J ]. Best Pract Reslin Obster Gynaecol,2003,17 ( 1 ) :75-92.
5Walch K,Unfried G,Huber J,et al.Implanon versus medroxyprogesterone acetate:effects on pain scores in patients with symptomatic endometriosis-a pilot study[J].Contraception,2009,79(1):29-34.
6Liedman R,Hansson SR,Howe D,et al.Reproductive hormones in plasma over the menstrual cycle in primary dysmenorrhea compared with healthy subjects[J].Gynecol Endocrinol,2008,24(9):508-513.
9Sheinfeld H,Gal M,Bunzel ME,et al.The etiology of some menstrual disorders: a gynecological and psychiatric issue [J]. Health Care Women Int,2007,28(9):817-827.