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If you were vaccinated against measles before 1989, you may need another dose https://t.co/w5nXjB1LNu https://t.co/UtzDJtWeEC


If you were vaccinated against measles before 1989, you may need another dose https://t.co/w5nXjB1LNu https://t.co/UtzDJtWeEC (via Twitter http://twitter.com/CNN/status/1124252810957160448)

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