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W.M. Wan Norhasima, A.S. Abdulamir, F. Abu Bakar, R. Son and A. Norhafniza
American Journal of Infectious Diseases 5 ( 4 ): 273 - 281 , 2009
M. Raftari, F. Azizi Jalilian, A.S. Abdulamir, R. Son, Z. Sekawy and A.B. Fatimah
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