Sangpratum, N., Kedkovid, R., Woonwong, Y., Sirisereewan, C., Kesdangsakonwut, S., Thanawongnuwech, R. and Arunorat, J. 2019. Dual infection of a Thai isolate HP-PRRSV and the pdmH1N1 2009 SIV in weanling pigs. The Thai Journal of Veterinary Medicine. 49, 1 (May 2019), 71–79.