Stonsaovapak, S. ., L. Wattanasiritham, and A. . Shuvisitkul. “Biogenic Amines and Endotoxin Content Associated With the Bacterial Numbers of Ground Meat Sold in Bangkok and Nearby Areas”. Agriculture and Natural Resources, vol. 35, no. 4, Dec. 2001, pp. 441-7, https://li01.tci-thaijo.org/index.php/anres/article/view/240230.