ศรีสันต์ ภ., หาจักร ว., ราชภักดี ป., and อุปสาร ว. “Health Literacy and Self-Care Behavior Among Post Valvular Heart Surgery Patients”. Journal of Nurses Association of Thailand Northern Office, vol. 25, no. 1, June 2019, pp. 1-13, https://he01.tci-thaijo.org/index.php/jnorthnurse/article/view/211775.