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Cholera - History Dr Andrew Hayward - Lecturer - Epidemiology and Public Health University of Nottingham- UK WHO Cholera Fact sheet John Snow web-site.
PCB Polychlorinated biphenyl. What are PCBs? PCBs belong to a broad family of man-made organic chemicals known as chlorinated hydrocarbons. PCBs were.
Concepts of Infectious Diseases Open air treatment of tuberculosis (a reemerging disease), 1932.
