Eamchunprathip, S. ., and T. . Phanwichatkul. “Causal Factors Influencing Physical Functional Recovery of the Elderly Following Hip Surgery”. Nursing Journal of The Ministry of Public Health, vol. 31, no. 2, Aug. 2021, pp. 166-80, https://he02.tci-thaijo.org/index.php/tnaph/article/view/252586.