RT Journal Article SR Electronic(1) A1 Noah, N A1 Fine, P YR 2000 T1 Polio outbreak in Dominican Republic and Haiti: low coverage with oral polio vaccine may allow Sabin vaccine derived virus to circulate JF Weekly releases (1997–2007) VO 4 IS 49 SP 1476 OP DO https://doi.org/10.2807/esw.04.49.01476-en UL https://www.eurosurveillance.org/content/10.2807/esw.04.49.01476-en