Mesomya, W., D. Hengsawadi, Y. Cuptapun, P. Jittanoonta, and V. Na Thalang. “Effect of Age on Serum Cholesterol and Triglyceride Levels in the Experimental Rats”. Agriculture and Natural Resources, vol. 35, no. 2, June 2001, pp. 144-8, https://li01.tci-thaijo.org/index.php/anres/article/view/240298.