Azhar, H; Research Centre for Ruminant Diseases, Faculty of Veterinary Medicine, Universiti Putra Malaysia; Zamri-Saad, M; Research Centre for Ruminant Diseases, Faculty of Veterinary Medicine, Universiti Putra Malaysia,; Jesse, F FA; Research Centre for Ruminant Diseases, Faculty of Veterinary Medicine, Universiti Putra Malaysia,; Annas, S; Department of Veterinary Laboratory Diagnosis, Faculty of Veterinary Medicine (Indonesian Center for Animal Science Research and Development (ICARD), )