Sorafenib in Treating Patients With Recurrent or Progressive Malignant Glioma

University of Pennsylvania/Abramson Cancer Center, Philadelphia

Johns Hopkins University/Sidney Kimmel Cancer Center, Baltimore

Wake Forest University Health Sciences, Winston-Salem

Emory University/Winship Cancer Institute, Atlanta

H. Lee Moffitt Cancer Center and Research Institute, Tampa

University of Alabama at Birmingham, Birmingham

Cleveland Clinic Foundation, Cleveland

Henry Ford Hospital, Detroit

Adult Brain Tumor Consortium, Baltimore

Massachusetts General Hospital Cancer Center, Boston