Phanpaisan, C. “Effect of Prone Position with Right-sided Head Rotation to Endotracheal Cuff Pressure: A Prospective Observational Study”. Thai Journal of Anesthesiology, vol. 47, no. 4, Aug. 2021, pp. 299-04, https://he02.tci-thaijo.org/index.php/anesthai/article/view/252809.