An electron microscope image shows an A H1N1 "swine flu" virus culture obtained from a California patient suffering from the current international flu outbreak, in an image obtained from the U.S. Centers for Disease Control (CDC) in Atlanta, April 28, 2009. New swine flu infections were found around the world on Tuesday and the specter of a pandemic began to hit the travel industry as governments warned people to stay away from Mexico where 149 people have died作者: 钱包 时间: 2010-6-8 14:33