Thilagar S, Vinita W P, Heng H G, Aisah S, Khairani-Bejo S
Department of Veterinary Clinical Studies, Faculty Veterinary Medicine, Universiti Putra Medicine, 43400-Malaysia.
J Small Anim Pract. 2006 Nov;47(11):687-8. doi: 10.1111/j.1748-5827.2006.00115.x.