Jitsinthunun, Thanawut, Pawika Supannanont, and Manee Raksakietisak. “Incidence, Risk-factors, and Outcomes of Intraoperative Hypotension Following Spinal Anesthesia in Hip Fracture Surgery: A Retrospective Study from Thailand”. Siriraj Medical Journal 76, no. 7 (July 1, 2024): 395–405. accessed September 16, 2026. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/267837.