%0 Journal Article %T Clinical efficacy of a tetravalent vaccine (RRV-TV) against rotavirus in Bel¨Śm, Par¨˘, Brazil %A OLIVEIRA Consuelo Silva de %J Revista do Instituto de Medicina Tropical de SŁżo Paulo %D 2001 %I Instituto de Medicina Tropical %U http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46652001000300015