title: Brain tumors in children: analysis of 136 cases.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001932:Brain Neoplasms / Q000401:mortality / Q000532:radiotherapy*; D002528:Cerebellar Neoplasms / Q000532:radiotherapy; D002648:Child; D003037:Cobalt Radioisotopes; D005260:Female; D005910:Glioma / Q000532:radiotherapy; D006801:Humans; D008297:Male; D008526:Medulla Oblongata; D011878:Radiotherapy / Q000009:adverse effects; D011879:Radiotherapy Dosage
chemical_list: D003037:Cobalt Radioisotopes