Superior Efficacy of Letrozole Versus Tamoxifen as First-Line Therapy for Postmenopausal Women With Advanced Breast Cancer: Results of a Phase III Study of the International Letrozole Breast Cancer GroupHenning T. Mouridsen, Margaret Dugan|Journal of Clinical Oncology|2001Cited by 1k
Preoperative treatment of postmenopausal breast cancer patients with letrozole: A randomized double-blind multicenter studyW. Eiermann, Semiglazov Vf, Justus Appfelstaedt et al.|Annals of Oncology|2001Cited by 714