Prapan, A., K. Chuprempri, P. Fong-in, P. Kheawtubtim, N. Rattanarungruangchai, and T. Pengpan. “Radiation dose and image quality optimization in lumbar spine digital radiography for overweight and obese patients: Phantom study”. Journal of Associated Medical Sciences, vol. 57, no. 3, May 2024, pp. 1-7, https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/267284.