Parapiboon, W., and N. Ratanajaratroj. “Metformin Associated Lactic Acidosis: a Case Report and Literatures Review”. Maharat Nakhon Ratchasima Hospital Journal, vol. 31, no. 3, Sept. 2024, pp. 197-05, https://he04.tci-thaijo.org/index.php/MNRHJ/article/view/1995.