G. Y. , S. B. , V. M. , and M. Morvan-j-, Enterohaemorrhagic Escherichia coli in Central African Republic, Lancet, pp.349-1670, 1997.

Y. N. , O. J. , and H. A. Haruki-k-, An Outbreak of Gastroenteritis in Japan due to Escherichia coli O166. (Letter), Emerging Infect Dis, issue.5, p.300, 1999.