QMRA 
(1990). Minimal infective dose of the OSU strain of porcine rotavirus. Archives of virology. 112, 3-4.
(1990). New mouse models for chronic Cryptosporidium infection in immunodeficient hosts. Infection and Immunity. 58, 4.
(1990). Pathogenicity of Acanthamoeba and Corynebacterium in the Rat Cornea. Archives of Ophthalmology. 108, 1.
(1990). Susceptibility of Wild Mammals to Infection with Naegleria fowleri. The Journal of Parasitology. 76, 6.
(1991). Comparison of animal infectivity, excystation, and fluorogenic dye as measures of Giardia muris cyst inactivation by ozone. Applied and Environmental Microbiology. 57, 11.
(1991). Fulminant amebic colitis. World J Surg.. 15,
(1991). Risk assessment and control of waterborne giardiasis.. American Journal of Public Health. 81(6), 709–713.
(1991). Risk factors for contamination of domestic hot water systems by legionellae.. Applied and Environmental Microbiology. 57, 2360–2367.
(1992). Adenoviruses in the immunocompromised host.. Clinical microbiology reviews. 5, 262–274.
(1992). Adenoviruses in the Immunocompromised Host. Clinical Microbiology Reviews. 5, 262-274.
(1992). Factors stimulating propagation of legionellae in cooling tower water. Applied and Environmental Microbiology. 58, 1394–1397.
(1992). Legionella pneumophila in residential water supplies: environmental surveillance with clinical assessment for Legionnaires' disease.. Epidemiology and infection. 109, 49.
(1993). The 1990-1991 outbreak of melioidosis in the Northern Territory of Australia: clinical aspects. The Southeast Asian journal of tropical medicine and public health. 24, 3.
(1993). Effect of Pseudomonas aeruginosa concentration in experimental contact lens-related microbial keratitis. Cornea. 12, 1.
(1993). Occurrence and toxicological evaluation of cyanobacterial toxins in Alberta lakes and farm dugouts. Water Research. 27, 3.
(1993). Role of the eaeA gene in experimental enteropathogenic Escherichia coli infection. Journal of Clinical Investigation. 92, 3.
(1994). Occurrence of legionellae in hot water distribution systems of Finnish apartment buildings. Canadian Journal of Microbiology. 40, 993–999.
(1994). Predicting likelihood of gastroenteritis from sea bathing: results from randomised exposure. The lancet. 344, 905–909.
(1994). Surveillance for legionnaires disease: risk factors for morbidity and mortality. Arch Intern Med. 154, 2417-22.
(1994). Surveillance for Legionnaires' disease: risk factors for morbidity and mortality. Archives of Internal Medicine. 154, 2417–2422.
(1994). Use of Monte Carlo simulation for human exposure assessment at a superfund site. Risk Analysis. 14, 433–439.
(1994). Waterborne outbreaks in Northern Europe. Copenhagen, Denmark: TemNord, Nordisk Minist.
(1995). Antimicrobial susceptibility profiles of multidrug-resistant Salmonella anatum isolated from horses. Journal of Veterinary Diagnostic Investigation. 7, 159-162.
(1995). Concepts in inhalation toxicology.
(1995). Inactivation of the bovine spongiform encephalopathy agent by rendering procedures. Veterinary Record. 137(24),