Rina Anggraeni, Muhammad Irsal, Shinta Gunawati Sutoro, Mahfud Edy Widiatmoko, Asumsie Tarigan, Fitrus Ardoni, Nursama Heru Apriantoro. THE EFFECT OF USING 4 POINTS LOCKS AND 9 POINTS LOCKS MASKS ON PATIENT SET-UP IN NASOPHARYNX CANCER . IPR [Internet]. 2023Oct.1 [cited 2024Oct.31];7(1):1-9. Available from: https://ipr.unram.ac.id/index.php/ipr/article/view/229