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Treatment schedule. All patients received WBRT at a dose of 40 Gy/20 f/4 weeks, and SIB with IG-IMRT at a dose of 20 Gy/5 f concurrent with WBRT in the fourth week. Steroids (dexamethasone) were administered to all patients in the fourth week of radiotherapy. Abbreviations: WBRT = whole brain radiotherapy; IG-IMRT = image guided intensity-modulated radiotherapy; treatment delivery.
