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Journal of Medical Sciences 5 ( 2 ): 116 - 119 , 2005
M.O. Ullah
Journal of Medical Sciences 7 ( 8 ): 1320 - 1324 , 2007
M.N. Islam, M.O. Ullah and M.T. Uddin
Journal of Medical Sciences 6 ( 2 ): 249 - 252 , 2006