The<unk>  (ABTA), founded in 1973, is a not-for-profit organization that "exists to eliminate brain tumors and to meet the needs of brain tumor patients and their families".  The organization is headquartered in Des Plaines, Illinois.
The two founders were mothers of children who died from brain tumors.
American Brain Tumor Association
Brain Tumor Society
Brain Tumor Foundation
Brain Tumour Foundation of Canada
Brain Stem Gliomas epidemiology and demographics
Medulloblastoma surgery
Glioblastoma multiforme surgery
Esthesioneuroblastoma surgery