Testing Longer Duration Radiation Therapy Versus the Usual Radiation Therapy in Patients With Cancer That Has Spread to the Brain
NRG Oncology
NRG Oncology
Brigham and Women's Hospital
Baptist Health South Florida
Thomas Jefferson University
Hoosier Cancer Research Network
H. Lee Moffitt Cancer Center and Research Institute
NRG Oncology
National Cancer Institute (NCI)
Dana-Farber Cancer Institute
University of Chicago
National Cancer Institute (NCI)
Post Graduate Institute of Medical Education and Research, Chandigarh
Alliance for Clinical Trials in Oncology
Yale University
Memorial Sloan Kettering Cancer Center