“…In Brazil, the impact of NoVs is underestimated. Diagnostic and epidemiologic data are obtained mainly from research institutions, which demonstrates the importance of NoVs in communities and hospitalized children (Gabbay et al 1994, Parks et al 1999, Gallimore et al 2004, Borges et al 2006, Soares et al 2007, Victoria et al 2007, Ferreira et al 2008, Xavier et al 2009, Barreira et al 2010. The aim of this study is to determine the NoV genotypes detected in different Brazilian states and to assess the genetic diversity of those viruses by raising NoV samples previously characterized.…”