RT Journal Article SR Electronic(1) A1 Ramsay, M YR 2000 T1 Major milestone reached in global polio eradication JF Weekly releases (1997–2007) VO 4 IS 44 SP 1498 OP DO https://doi.org/10.2807/esw.04.44.01498-en UL https://www.eurosurveillance.org/content/10.2807/esw.04.44.01498-en