Prapas Patchanee. 2002. Salmonella monitoring in slaughter pigs in Chiang Mai province. Field of Study Health Sciences, Chiang Mai University;
Prapas Patchanee. (2002) Salmonella monitoring in slaughter pigs in Chiang Mai province . Chiang Mai University/Chiang Mai.
Prapas Patchanee. Salmonella monitoring in slaughter pigs in Chiang Mai province. . Chiang Mai:Chiang Mai University, 2002.
Prapas Patchanee. (2002) Salmonella monitoring in slaughter pigs in Chiang Mai province . Chiang Mai University/Chiang Mai.