Affiliation: | Author affiliations: National Public Health Laboratory, Sungai Buloh, Selangor, Malaysia (K.B. Chua, W.N.A.W. Ali, A.R. Kasri);;International Medical University, Bukit Jalil, Kuala Lumpur, Malaysia (K.B. Chua, K. Voon);;Australian Animal Health Laboratory, Geelong, Victoria, Australia (M. Yu, L.-F. Wang) |