Phylogenetic analyses of the VP4 and VP7 genes of porcine group a rotaviruses in São Paulo, state, Brazil: first identification of G5P[23] in piglets - Tonietti, Paloma de Oliveira; Hora, Aline Santana da; Silva, Fernanda D. F.; Ruiz, Vera Letticie de Azevedo; Gregori, Fábio (Journal of Clinical Microbiology, 2013)