Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Gustave Roussy, Cancer Campus, Grand Paris
First Affiliated Hospital of Zhejiang University
Mansoura University
Ruijin Hospital
Borstkanker Onderzoek Groep
Institute of Cancer Research, United Kingdom
European Organisation for Research and Treatment of Cancer - EORTC
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)