Kheonkaew, Banjong, and Sunti Tintanai. “Entrance Skin Exposure Estimation With New Technique”. Journal of Associated Medical Sciences 39, no. 3 (February 14, 2015): 79. Accessed May 18, 2024. https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60186.