Thilagar S, Yew Y C, Dhaliwal G K, Toh I, Tong L L
Department of Veterinary Clinical Studies, Faculty of Veterinary Medicine, University Putra Malaysia, UPM 434000, Serdang, Selangor, Malaysia.
Vet Rec. 2005 Oct 29;157(18):558-60. doi: 10.1136/vr.157.18.558.