Ratanasuwan, P., Sriraj, W., Wongsawasdiwat, M., Charoenpol, F.- ngam, Simajareuk, S., Pongjanyakul, S. and Thienthong, S. (2016) “Quality Assessment of Chronic Pain Management in Srinagarind hospital”, Srinagarind Medical Journal, 31(2), pp. 151–158. Available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/55902 (Accessed: 28 February 2024).