Osamu Tezuka was a child.
Glial tumor is a general term for numerous tumors of the central nervous system , including astrocytomas , ependymal tumors , glioblastoma multiforme , and primitive neuroectodermal tumors .. tumors. tumors. central nervous system. central nervous system. astrocytomas. astrocytomas. glioblastoma multiforme. glioblastoma multiforme