Wongsaya, E., Poncumhak, P., Thammachai, A., Jermchalerm, G., Kanta, T., & Chankeaw, N. (2016). Validity of a Three Times Stand and Walk Test (TTSW) for the Measurement of Physical Function in Elderly. Srinagarind Medical Journal, 31(4), 197–201. Retrieved from https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/65412