Studying Tissue Samples From Women Who Underwent Chemotherapy for Lymph Node-Positive Stage II or Stage IIIA Breast Cancer on Clinical Trial CLB-9741 or CLB-9344
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
Case Comprehensive Cancer Center
NSABP Foundation Inc
Case Comprehensive Cancer Center
National Cancer Institute (NCI)
University of California, San Francisco
Vanderbilt-Ingram Cancer Center
University of Michigan Rogel Cancer Center
Case Comprehensive Cancer Center
Istituto Clinico Humanitas