Studying Tissue Samples From Women With Breast Cancer Who Were Treated on Clinical Trial NCCTG-N9831

CompletedOBSERVATIONAL
Enrollment

2,837

Participants

Timeline

Start Date

May 31, 2000

Primary Completion Date

January 31, 2010

Study Completion Date

April 30, 2019

Conditions
Breast Cancer
Interventions
OTHER

diagnostic laboratory biomarker analysis

Correlative studies

All Listed Sponsors
collaborator

National Cancer Institute (NCI)

NIH

lead

Alliance for Clinical Trials in Oncology

OTHER

NCT00898898 - Studying Tissue Samples From Women With Breast Cancer Who Were Treated on Clinical Trial NCCTG-N9831 | Biotech Hunter | Biotech Hunter