Chawakitchareon, V., and S. Tultrairatana. “Return to work among patients hospitalized with acute coronary syndrome at Nopparat Rajathanee Hospital”. Journal of Medicine and Health Sciences, vol. 28, no. 1, Apr. 2021, pp. 1-16, https://he01.tci-thaijo.org/index.php/jmhs/article/view/249181.