Puybandit, M., N. Chaiear, P. Makarawate, and M. Yasud. “Development of a medical assessment guide for cardiac disease patients when returning to work using a modified Delphi technique”. Journal of Medicine and Health Sciences, vol. 31, no. 1, Apr. 2024, pp. 56-75, https://he01.tci-thaijo.org/index.php/jmhs/article/view/269711.