%0 Journal Article %A Gonçalves, G %A Queirós, Laurinda %A do Carmo Ferreira, M %A Pires de Miranda, Marta %A Rebelo de Andrade, H %T Oral polio vaccine accidental injection in the north of Portugal %D 2004 %J Weekly releases (1997–2007) %V 8 %N 4 %P 2373 %R doi:https://doi.org/10.2807/esw.08.04.02373-en %K vaccines and immunisation %K poliomyelitis %U https://www.eurosurveillance.org/content/10.2807/esw.08.04.02373-en