Multiple pregnancies as a risk factor for congenital cytomegalovirus (CMV) infection - Yamamoto, Aparecida Yulie; Mussi-Pinhata, Marisa Márcia; Oliveira, Patrícia Frizo de Carvalho e; Aragon, Davi Casale; Rodrigues, A. R. S. (Congenital Cytomegalovirus Conference, 2010)