Poolkhet, C. ., P. . Chairatanayuth, S. . Thongratsakul, W. Thanapongthum, and T. Rakkwamsuk. “Spatial Analysis and Mapping of Highly Pathogenic Avian Infl Uenza in Thailand Using National Outbreak Data: An Area-Based Risk Orientation”. Agriculture and Natural Resources, vol. 46, no. 5, Oct. 2012, pp. 715-23, https://li01.tci-thaijo.org/index.php/anres/article/view/242979.