Prognostic characteristics of breast cancer among postmenopausal hormone users in a screened population.
Kerlikowske K, Miglioretti DL, Ballard-Barbash R, Weaver DL, Buist DS, Barlow WE, Cutter G, Geller BM, Yankaskas B, Taplin SH, et al. J Clin Oncol. 2003 Dec 1; 21(23):4314-21.