title: Remarks on radioisotope studies of the leptomeningeal and ependymal spaces.
mesh_terms: D001932:Brain Neoplasms / Q000175:diagnosis*; D002493:Central Nervous System Diseases / Q000175:diagnosis*; D002528:Cerebellar Neoplasms / Q000175:diagnosis; D002648:Child; D005260:Female; D006801:Humans; D007204:Indium; D008527:Medulloblastoma / Q000175:diagnosis; D011829:Radiation Dosage; D011877:Radionuclide Imaging; D015018:Ytterbium
chemical_list: D007204:Indium; D015018:Ytterbium