- The pharmacokinetics and efficacy of different estrogens are not equivalentR Ansbacher
Department of Obstetrics and Gynecology, University of Michigan Medical Center, Women s Hospital, Ann Arbor 48109 0276, USA
Am J Obstet Gynecol 184:255-63. 2001..This article summarizes the studies comparing estrogen formulations and discusses the differential effects of various estrogen products that promote postmenopausal health...
- Low-dose oral contraceptives: health consequences of discontinuationR Ansbacher
University of Michigan Medical Center, 1500 East Medical Center Drive, L 4100, Women s Hospital, Ann Arbor, MI, USA
Contraception 62:285-8. 2000..Thus, substituting a therapeutically equivalent for a brand-name low-dose oral contraceptive may have significant clinical and economic effects on individual and public health...