Dosimetry Evaluations in Breast Cancer Using 3D-CRT Technique - Ambarsari, Laily Izzati; Irsal, Muhammad; Sutoro, Shinta Gunawati; Apriantoro, Nursama Heru; Winarno, Guntur; Lesmana, Hadi (JPK : Jurnal Proteksi Kesehatan, 2025)