Boonchawalit, T., K. Tragoolpua, S. Saisawadi, and R. Nimsung. “Evaluation of Lyophilized Bilirubin Oxidase for Use in Determination of Total Bilirubin in Serum by Kinetic Method”. Journal of Associated Medical Sciences, vol. 39, no. 2, Feb. 2015, https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60159.