NCT00003462 2013-02-20Intrathecal Busulfan in Treating Patients With Recurrent, Refractory, or Metastatic Leptomeningeal TumorsDuke UniversityPhase 1 Completed20 enrolled
NCT00006246 2009-10-07Busulfan in Treating Children and Adolescents With Refractory CNS CancerPediatric Brain Tumor ConsortiumPhase 1 Completed28 enrolled