Seasonal Variation in Host Susceptibility and Cycles of Certain Infectious Diseases
Seasonal Variation in Host Susceptibility and Cycles of Certain Infectious Diseases
Seasonal cycles of infectious diseases have been variously attributed to changes in atmospheric conditions, the prevalence or virulence of the pathogen, or the behavior of the host. Some observations about seasonality are difficult to reconcile with these explanations. These include the simultaneous appearance of outbreaks across widespread geographic regions of …