S, P. (2019) “Relationship between 6-minute Walk Distance and Risk of Hospitalization from Exacerbation of COPD in One Year at Trang Hospital”, ASEAN Journal of Rehabilitation Medicine, 29(3), pp. 94–98. available at: https://he01.tci-thaijo.org/index.php/aseanjrm/article/view/206687 (accessed: 18 September 2026).