Kajadparn, N., Chau-in, W., Uppan, K. and Jitjak, M. (2013) “The Incidence and Risk Factors of Perioperative Complications Related to Anesthesia in Geriatric Patients”, Srinagarind Medical Journal, 28(4), p. 173. available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14791 (accessed: 9 October 2026).