Studying Blood and DNA Samples From Patients With Breast Cancer Treated With Chemotherapy With or Without Trastuzumab
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
University of Louisville
Wake Forest University Health Sciences
Eastern Cooperative Oncology Group
University of California, San Francisco
University of Michigan Rogel Cancer Center
Mansoura University