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The power of herd immunity: Romina Libster

By Moderator in Service delivery 1457 views 25th Jan, 2018 Video Duration: 00:14:46
How do vaccines prevent disease — even among people too young to get vaccinated? It's a concept called "herd immunity," and it relies on a critical mass of people getting their shots to break the chain of infection. Health researcher Romina Libster shows how herd immunity contained a deadly outbreak of H1N1 in her hometown. (In Spanish with subtitles.)

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