[1] MNS Univ Agr, Fac Vet & Anim Sci, Dept Pathobiol, Multan, Pakistan
[2] Govt Punjab, Vet Res Inst, Livestock & Dairy Dev Dept, Lahore, Pakistan
[3] Govt Punjab, Livestock & Dairy Dev Dept, Dis Surveillance Lab, Multan, Pakistan
[4] Minist Natl Food Secur & Res, Natl Vet Labs, Islamabad, Pakistan
[5] Univ Vet & Anim Sci, Inst Microbiol, Lahore, Pakistan