References
- Beral V, et al. Breast cancer and hormone replacement therapy in the Million Women Study. Lancet 2003;362:419–27
- Duff G. Hormone replacement therapy (HRT) and breast cancer — results of the UK Million Women Study. 8 August 2003 http://medici-nes.mhra.gov.uk/ourwork/monitorsafequalmed/ safetymessages/hrt803epinet.pdf
- Beral V, Bull D, Reeves G. Endometrial cancer and hormone-replacement therapy in the Million Women Study. Lancet 2005;365:1543–51
- Beral V, Banks E, Reeves G, Bull D. Breast cancer and hormone replacement therapy (letter). Lancet 2003;362:1330–1
- Hill AB. The environment and disease: associa-tion or causation? Proc R Soc Med 1965;58:295–300
- Bush TL, Whiteman M, Flaws JA. Hormone replacement therapy and breast cancer: a qualita-tive review. Obstet Gynecol 2001;98:498–508