Choppradit, C., T. Likittientong, and V. Sonthong. “Adverse events following immunization (AEFIs) of COVID-19 vaccine in Samutsakhon Hospital”. Hua Hin Medical Journal, vol. 2, no. 3, Jan. 2023, pp. 52-70, https://he01.tci-thaijo.org/index.php/hhsk/article/view/258768.