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)
Centre Antoine Lacassagne
National Cancer Institute (NCI)
Jules Bordet Institute
University Health Network, Toronto
University of Arizona
University Hospital, Montpellier
Albert Einstein College of Medicine
LifeCell
Boston Medical Center
Washington University School of Medicine
AHS Cancer Control Alberta
Guy's and St Thomas' NHS Foundation Trust
Air Force Military Medical University, China
University of Michigan Rogel Cancer Center
Abramson Cancer Center at Penn Medicine