Study of Blood Samples From High-Risk Postmenopausal Women Who Received Treatment on Breast Cancer Prevention Clinical Trials NSABP-P-1 or NSABP-P-2
Status: UNKNOWN
Study type: OBSERVATIONAL
Conditions: Breast Cancer
Interventions: GENETIC: DNA analysis|GENETIC: polymorphism analysis|OTHER: laboratory biomarker analysis|OTHER: pharmacogenomic studies
Sponsor: NSABP Foundation Inc
Collaborators: National Cancer Institute (NCI)