TOLERANCE OF CENTRAL NERVOUS SYSTEM TISSUES TO MEGAVOLTAGE RADIATION.
D001932:Brain Neoplasms; D001933:Brain Stem; D002490:Central Nervous System; D005853:Geriatrics; D007031:Hypothalamus; D009369:Neoplasms / Q000532:radiotherapy*; D009900:Optic Nerve; D010902:Pituitary Gland; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy
BRAIN NEOPLASMS; BRAIN STEM; CENTRAL NERVOUS SYSTEM; GERIATRICS; HYPOTHALAMUS; NEOPLASM RADIOTHERAPY; OPTIC NERVE; PITUITARY GLAND; RADIOTHERAPY DOSAGE; RADIOTHERAPY, HIGH ENERGY