John M. Barry

Nota: Este archivo abarca los artículos publicados por el autor desde el 1 de julio de 2009. Para fechas anteriores realice una búsqueda entrecomillando su nombre.

This month, the World Health Organization finally declared that the new H1N1 virus has become pandemic. Yesterday it reported a big jump in cases and fatalities since Friday. How many people this virus will sicken and kill depends, ultimately, on three things: the virus itself; the impact of what are known as “non-pharmaceutical interventions,” or NPIs; and the availability and effectiveness of a vaccine.

The virus will be the most important factor. Influenza is one of the fastest-mutating organisms in existence, which makes it unpredictable, and a virus newly infecting the human population is likely to be even more unpredictable as it adapts to a new environment.…  Seguir leyendo »