SeanYoungPhD: RT forbeshealth: The economics of vaccine shortages: https://t.co/tZ4dvDrX1X by peterubel https://t.co/T72zfvkdEv

SeanYoungPhD: RT forbeshealth: The economics of vaccine shortages: https://t.co/tZ4dvDrX1X by peterubel http://pic.twitter.com/T72zfvkdEv

— Resolution Quiz (@QuizResolution) July 28, 2016

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July 28, 2016 at 10:46AM
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