Hengsawat, K. (2020) “The Efficacy of Cryopatch in Acute Pain Relief during Spinal Anesthesia”, Thai Journal of Anesthesiology, 47(1), pp. 10–15. available at: https://he02.tci-thaijo.org/index.php/anesthai/article/view/247115 (accessed: 4 October 2026).