1. Abbaszadegan M, Huber MS, Gerba CP, Pepper IL (1992) Detection of enteroviruses in groundwater using polymerase chain reaction. Appl Environ Microbiol (submitted for publication).
2. APHA (American Public Health Association) (1975) Control of communicable diseases in man, 12th ed. Washington DC.
3. Archer DL, Kvenberg JE (1985) Incidence and cost of foodborne diarrheal disease in the United States. J Food Prot 48: 887–894.
4. Aserkoff B, Schroeder S, Brachman P (1970) Salmonellosis in the United States — A five year review. Am J Epidemiol 92: 13–24.
5. Atlas RM, Bartha R (1987) Ecological aspects of biodeterioration control: soil, waste, and water management. In: Microbial ecology, 2nd ed. Benjamin/Cummings Publ Co, Menlo Park, CA, pp 367–400.