Kanjanasingh, Nithi, Pronrumpa Kanjanasingh, and Pishyaporn Sritangos. “The study of the correlation between the waiting day before surgery and the walking ability with a 4-leg-walker in bipolar hemiarthroplasty elderly patients”. Journal of Medicine and Health Sciences 32, no. 3 (December 31, 2025): 72–86. accessed September 19, 2026. https://he01.tci-thaijo.org/index.php/jmhs/article/view/279732.