Emerg Infect DiseidEmerging Infectious Diseases1080-60401080-6059Centers for Disease Control89032362626804Research ArticleRole of enterovirus 71 in acute flaccid paralysis after the eradication of poliovirus in Brazil.da SilvaE. E.WinklerM. T.PallanschM. A.Instituto Oswaldo Cruz, Rio de Janeiro, Brazil.Jul-Sep199623231233