1. An outbreak of Escherichia coli O157:H7 infections associated with leaf lettuce consumption;Ackers;J. Infect. Dis.,1998
2. Escherichia coli organisms turn deadly;Andrews;Inside Lab. Management,1997
3. Anonymous 1996 Food poison outbreak spreads Mainichi Daily News (English edition) Tokyo, Japan
4. Anonymous 1996 Tainted food sickens 6,000 kids in Japan. Health officials suspect the outbreak of E. coli was caused by school lunches of eel sushi Orlando Sentinel Orlando, Fla
5. Anonymous 1996 Kan says radish sprouts may be source of Sakai outbreak Mainichi Daily News (English edition) Tokyo, Japan