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abstractpubmed· Abstract 2018· item PMID:30252646
Effect of Inactivated Poliovirus Vaccine Campaigns, Pakistan, 2014-2017. Pakistan began using inactivated poliovirus vaccine alongside oral vaccine in mass campaigns to accelerate eradication of wild-type poliovirus in 2014. Using case-based and environmental surveillance data for January 2014-October 2017, we found that these campaigns reduced wild-type poliovirus detection more than campaigns that used only oral vaccine.