Authors: Maria A Quiroga; Javier Cappuccio; Pablo Piñeyro; Walter Basso; Gastón Moré; Mariana Kienast; Sergio Schonfeld; José L Cáncer; Sandra Arauz; María E Pintos; Mariana Nanni; Mariana Machuca; Norio Hirano; Carlos J Perfumo Journal: Emerg Infect Dis Date: 2008-03 Impact factor: 6.883