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.
City of Hope Medical Center
Children's Oncology Group
M.D. Anderson Cancer Center
Dana-Farber Cancer Institute
Stanford University
St. Jude Children's Research Hospital
Augusta University
The University of Texas Health Science Center, Houston