Arphasetthasakul, Wisan, Aunchalee Phatarachaiworapat, Nichakan Chatchumnan, and Taweap Sanghangthum. 2023. “Innovation of Inexpensive Customized Bolus in Radiotherapy from 3D Printer Using Silicone Bolus”. The Thai Journal of Radiological Technology 48 (1). Bangkok, Thailand:103-9. https://he02.tci-thaijo.org/index.php/tjrt/article/view/264615.