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14. Edwin Dennis Kilbourne. Plagues and pandemics: past, present, and future 217. 14.1 Introduction 217. 14.2 The baseline: the chronic and persisting burden of infectious disease 217. 14.3 The causation of pandemics 218. 14.4 The nature and source of the parasites 218. 14.6 Nature of the disease impact: high morbidity, high mortality, or both 221 ................
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