Pembrolizumab in Treating Younger Patients With Recurrent, Progressive, or Refractory High-Grade Gliomas, Diffuse Intrinsic Pontine Gliomas, Hypermutated Brain Tumors, Ependymoma or Medulloblastoma
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Valent Technologies, LLC
National Cancer Institute (NCI)
Fudan University
Jiujiang University Affiliated Hospital
Emory University
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Masonic Cancer Center, University of Minnesota
Masonic Cancer Center, University of Minnesota
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Institutes of Health Clinical Center (CC)
National Institutes of Health Clinical Center (CC)
National Institutes of Health Clinical Center (CC)
National Institutes of Health Clinical Center (CC)
Case Comprehensive Cancer Center