Deadly Pneumonia in Swine-Flu Outbreak Hit Young Hard

CBC:



During the early phase of the 2009 influenza pandemic, there was a sudden increase in the rate of severe pneumonia and a shift towards a younger age distribution — a change reminiscent of past pandemics, epidemiology researcher Dr. Mark Miller of the U.S. National Institutes of Health in Bethseda, Md., and his colleagues said.