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)
Memorial Sloan Kettering Cancer Center
Memorial Sloan Kettering Cancer Center
Cedars-Sinai Medical Center
National Institutes of Health Clinical Center (CC)
Washington University School of Medicine
University of California, San Francisco
Essen Biotech
H. Lee Moffitt Cancer Center and Research Institute
Epitopoietic Research Corporation
DNAtrix, Inc.
Saint John's Cancer Institute