Last Updated | 31 March 2026
HeadStart4
Newly Diagnosed Children (<10 y/o) With Medulloblastoma and Other CNS Embryonal Tumors Clinical and Molecular Risk-Tailored Intensive and Compressed Induction Chemotherapy Followed by Consolidation With Randomization to Either Single Cycle or to Three Tandem Cycles of Marrow-Ablative Chemotherapy With Autologous Hematopoietic Progenitor Cell Rescue