1. Epidemiology of traveller's diarrhoea and relative importance of various pathogens;Black;Reviews of Infectious Diseases,1990
2. Urease positive thermophilic Campylobacters;Bolten;The Lancet,1985
3. Prevalence of Salmonella organisms in swine feed;Harris;Journal of the American Veterinary Medical Association,1997
4. Meat hygiene;Gracey,1994
5. Microorganisms in Foods, 2. Sampling for Microbiological Analysis: Principles and Specific Applications,1986