1. replacement therapy and its impact on osteoporosis. Bailicres Clin Obsret Gjynaecol;CHormone, Christiansen,1991
2. Hornnone replacemnent therapy and breast cancer risk;Mann, R.D.,1992
3. Postmenopausal estrogen and prevention bias;Barrett-Connor, E.;Ann Itntert Med,1991
4. Uncertainty about postmenopausal estrogen;Goldman, L.; Tosteson, A.N.A.;NEtnglJ Med,1991
5. Hormone replacement therapy and cardiovascular disease;Meade, T.W.; Berra, A.;BrMed Bull,1992