Do, Duc Chi, Ngoc Toan Tran, Robin Hill, and Do Kien Nguyen. “Relative Output Factors of Different Collimation Systems in Truebeam STx Medical Linear Accelerator”. Nuclear Science and Technology 9, no. 4 (September 3, 2021): 48-55. Accessed November 24, 2024. http://jnst.vn/index.php/nst/article/view/137.