Nguyễn , T. H., Trương, N. T., Lê, Q. T. . and Nguyễn, P. T. N. (2023) “THE RESULTS OF DEFINITIVE TREATMENT FOR HEAD AND NECK CANCER WITH RADIOTHERAPY IN ELDERLY PATIENT AT DA NANG ONCOLOGY HOSPITAL”, Vietnam Medical Journal, 523(1). doi: 10.51298/vmj.v523i1.4400.