1. Foodbome infections and intoxications;Grist, N.R.;BMJ,1990
2. Committee on the microbiological safety of food. The microbiological safety offood, part 1,1990
3. The microbiological contamination of food;Acheson, D.;Health Trends,1988
4. Salmonellosis and eggs;Sharp, J.C.M.;BMJ,1988
5. Richmond report on food safety;Warden, J.;BMJ,1990