| 21. | If you were vaccinated again, the immunity lasts even longer.
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| 22. | Initially, 500, 000 health care workers will be vaccinated.
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| 23. | So there is no reason to discourage people from getting vaccinated,
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| 24. | The decision to turn to vaccinating poultry has deep economic implications.
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| 25. | Public health officials across the country are limiting who is vaccinated.
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| 26. | British officials planned on vaccinating about 23 percent of the population.
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| 27. | Boys as well as girls should be vaccinated, researchers say.
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| 28. | In both cases, several vaccinated children contracted polio and died.
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| 29. | She said the cats had been vaccinated in the United States.
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| 30. | By then approximately 350, 000 people will have been vaccinated.
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