Study of Tumor and Blood Samples From Postmenopausal Women With Primary Breast Cancer Enrolled on Clinical Trial CAN-NCIC-MA27
Status: COMPLETED
Study type: OBSERVATIONAL
Conditions: Breast Cancer
Interventions: GENETIC: polymorphism analysis|OTHER: laboratory biomarker analysis
Sponsor: Alliance for Clinical Trials in Oncology
Collaborators: National Cancer Institute (NCI)