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This report presents data on genetically divergent vaccine-derived polioviruses detected during January 2017-June 2018 and updates previous VDPV summaries.
Morbidity & Mortality Weekly Report
Original Article: Update on Vaccine-Derived Polioviruses -- WorldwideNEXT ARTICLE
A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one ...