7McNeeley S G Jr,Schinfeld J S,Stovall T G,et al.Prevention of osteoporosis by medroxyprogesterone acetate in postmenopausal women[J].Int J Gynecol Obster,1991,34(3):253.
8Yamamoto Y,Kurabayashi T,Tojo Y,et al.Effects of progestins on the metabolism of cancellous bone in aged oophorectomized rats[J].Bone,1998,22(5):533.
9Prior J C.Progesterone as a bone-trophic hormone[J].Endocr Rev,1990,11(2):386.
10Tikkanen M J.The menopause and hormone replacement therapy: lipids,lipoproteins,coagulation and fibrinolytic factors[J].Maturitas,1996,23(2):209.