Saiwutthikul, Sittigorn, Apinya Siripitayakunkit, and Sumolchat Duangbubpha. “Selected Factors Related to Physical Activity Among Persons With Heart Failure in a University-Affiliated Hospital, Bangkok, Thailand”. Belitung Nursing Journal 7, no. 6 (December 6, 2021): 500–507. Accessed April 26, 2024. https://www.belitungraya.org/BRP/index.php/bnj/article/view/1829.