[DEGREES OF MALIGNANCY AND THEIR REFLECTION IN CONTEMPORARY CLASSIFICATIONS OF NERVOUS SYSTEM TUMORS].
D001932:Brain Neoplasms; D002965:Classification; D006801:Humans; D009369:Neoplasms; D009380:Neoplasms, Nerve Tissue; D009423:Nervous System Neoplasms
BRAIN NEOPLASMS; CLASSIFICATION; NEOPLASMS, NERVOUS TISSUE
STEPENI ZLOKACHESTVENNOSTI I IKH OTRAZHENIE V SOVREMENNYKH KLASSIFIKATSIIAKH OPUKHOLEI NERVNOI SISTEMY.