In April 2009, 2009 pandemic influenza A H1N1 (2009 H1N1) was first identified in Mexico but did not cause widespread transmission in neighboring Guatemala until several weeks later.Using a population-based surveillance system for hospitalized pneumonia and influenza-like illness ongoing before the 2009 H1N1 pandemic began, we tracked the onset of 2009 H1N1 infection in Guatemala. We identified 239 individuals infected with influenza A (2009 H1N1) between May and December 2009, of whom 76 were hospitalized with pneumonia and 11 died (case fatality proportion: 4.6

作者：Lissette, Reyes；Wences, Arvelo；Alejandra, Estevez；Jennifer, Gray；Juan C, Moir；Betty, Gordillo；Gal, Frenkel；Francisco, Ardón；Fabiola, Moscoso；Sonja J, Olsen；Alicia M, Fry；Steve, Lindstrom；Kim A, Lindblade

来源：Influenza and other respiratory viruses 2010 年 4卷 3期