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)
Cellectar Biosciences, Inc.
University of California, San Francisco
City of Hope Medical Center
Children's Oncology Group
Children's Oncology Group
Dana-Farber Cancer Institute
M.D. Anderson Cancer Center
University of Pittsburgh
Dana-Farber Cancer Institute
St. Jude Children's Research Hospital
Augusta University
The University of Texas Health Science Center, Houston