Asakura, H., Makino, S., Kobori, H., Watarai, M., Shirahata, T., Ikeda, T., & Takeshi, K. (2001). Phylogenetic diversity and similarity of active sites of Shiga toxin (stx) in Shiga toxin-producing Escherichia coli (STEC) isolates from humans and animals. Cambridge University Press.

Asakura, H., S. Makino, H. Kobori, M. Watarai, T. Shirahata, T. Ikeda, و K. Takeshi. Phylogenetic Diversity and Similarity of Active Sites of Shiga Toxin (stx) in Shiga Toxin-producing Escherichia Coli (STEC) Isolates From Humans and Animals. Cambridge University Press, 2001.

Asakura, H., et al. Phylogenetic Diversity and Similarity of Active Sites of Shiga Toxin (stx) in Shiga Toxin-producing Escherichia Coli (STEC) Isolates From Humans and Animals. Cambridge University Press, 2001.