World Journal of Microbiology and Biotechnology
World Journal of Microbiology and Biotechnology > 2001 > 17 > 2 > 207-209
World Journal of Microbiology and Biotechnology > 2001 > 17 > 2 > 169-172
World Journal of Microbiology and Biotechnology > 2001 > 17 > 4 > 363-369