Pisalayon, Thanwalai, Vitoon Saengsirisuwan, Ampha Pumpho, Nithinun Chaikeeree, and Rumpa Boonsinsukh. 2018. “Effect of Combined Mental Tracking Dual-Task During Walking on Gait Speed and Cognitive Performance in Stroke Patients”. Journal of Physiological and Biomedical Sciences 31 (2):63-69. https://li01.tci-thaijo.org/index.php/j-pbs/article/view/250701.