9Damgaard PH,Larsen HD,Hansen BM. Enterotoxinpro-ducing strains of Bacillus thuringiensis isolated from food[J].Letters in Applied Microbiology,1996,(03):146-150.
10Jakson SG,Goodbrand RB,Ahmed R. Bacillus cereus and Bacillus thuringiensis isolated in a gastroenteritis outbreak inves-tigation[J].Letters in Applied Microbiology,1995,(02):103-105.