Upshur, R. E. G., & Goel, V. (2000). Measuring the Impact of Influenza on the Hospital Admission Rates of the Elderly in Ontario: A Five-year Admission Rate Analysis, 1988–1993. Can J Public Health.
Chicago-tyylinen lähdeviittausUpshur, R. E. G., ja Vivek Goel. "Measuring the Impact of Influenza On the Hospital Admission Rates of the Elderly in Ontario: A Five-year Admission Rate Analysis, 1988–1993." Can J Public Health 2000.
MLA-viiteUpshur, R. E. G., ja Vivek Goel. "Measuring the Impact of Influenza On the Hospital Admission Rates of the Elderly in Ontario: A Five-year Admission Rate Analysis, 1988–1993." Can J Public Health 2000.
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