[1] Univ Putra Malaysia, Dept Farm & Exot Anim Med & Surg, Serdang 43400, Selangor, Malaysia
[2] Univ Putra Malaysia, Fac Vet Med, Dept Vet Clin Studies, Serdang 43400, Selangor, Malaysia
[3] Univ Putra Malaysia, Fac Vet Med, Dept Compan Anim Med & Surg, Serdang 43400, Selangor, Malaysia
[4] Univ Putra Malaysia Bintulu, Fac Agr Sci & Forestry, Dept Anim Sci & Fishery, Sarawak Campus, Sarawak 97008, Malaysia
[5] Dept Vet Serv Selangor, Lot 2,Jalan Utas 15-7, Shah Alam 40630, Selangor, Malaysia