2026. EVALUATING THE QUALITY OF LIFE IN PATIENTS WITH BRAIN METASTASES FROM LUNG CANCER UNDERGOING WHOLE-BRAIN RADIOTHERAPY AT NGHE AN ONCOLOGY HOSPITAL. Vietnam Journal of Community Medicine. 67, Số CĐ12- Bệnh viện Ung bướu Nghệ An (Aug. 2026). DOI:https://doi.org/10.52163/yhc.v67iCD12.6161.