Letrozole in Treating Postmenopausal Women Who Have Received Hormone Therapy for Hormone Receptor-Positive Breast Cancer
Status: ACTIVE_NOT_RECRUITING
Study type: INTERVENTIONAL
Conditions: Breast Cancer
Interventions: DRUG: Letrozole|OTHER: Placebo
Sponsor: NSABP Foundation Inc
Collaborators: National Cancer Institute (NCI)|Novartis