Nurhadi I, Ramdani R, Haryanto F, Perkasa Y, Sanjaya M. Analysis of Effect of Change Source to Surface Distance (SSD) and the Field Size to Distribution Dose Using Monte Carlo Method-EGSnrc. ijp [Internet]. 13Jan.2019 [cited 17Feb.2026];30(1):14 -17. Available from: https://ijphysics.fi.itb.ac.id/index.php/ijp/article/view/283