Testing Longer Duration Radiation Therapy Versus the Usual Radiation Therapy in Patients With Cancer That Has Spread to the Brain
NRG Oncology
NRG Oncology
Roswell Park Cancer Institute
NRG Oncology
Radiation Therapy Oncology Group
HTA Co., Ltd.
Alliance for Clinical Trials in Oncology
Johns Hopkins Bloomberg School of Public Health
Alliance for Clinical Trials in Oncology
Virginia Commonwealth University
National Cancer Institute (NCI)