Sawawiboon, C., J. Sri-on, P. Burana-amorn, P. Thungtitigul, P. Sakoonwatanyoo, T. Tanpaibule, A. Kamsom, and A. Chitsomkasem. “Diagnostic accuracy of procalcitonin compared with sepsis-2 and sepsis-3 criteria in emergency department”. Thai Journal of Emergency Medicine, vol. 3, no. 1, July 2021, pp. 19-37, https://he02.tci-thaijo.org/index.php/TJEM/article/view/251752.