Akarapatima, R. (2021) “The Risk Factors for Spinal Anesthesia-induced Hypotension in Patients Undergoing Hip Fracture Surgery among the Elderly: A Retrospective Cohort Study”, Thai Journal of Anesthesiology, 47(2), pp. 85–92. available at: https://he02.tci-thaijo.org/index.php/anesthai/article/view/249143 (accessed: 30 September 2026).