NGUYEN, Thi Diep Anh, et al. “CONFIRMING THE PRECISION AND TRUENESS OF THE TOTAL ANTIOXIDANT STATUS TEST ON THE BECKMAN COULTER AU480 CHEMISTRY ANALYZER”. Vietnam Journal of Nutrition &Amp; Food, vol. 21, no. 5, Oct. 2025, pp. 103-11, doi:10.56283/1859-0381/956.