| 1. | "S . pneumoniae " resides asymptomatically in the nasopharynx of healthy carriers.
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| 2. | The new finding suggests that some cases may result from healthy carriers.
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| 3. | For unknown reasons, some people suffer invasive infection, while others remain healthy carriers.
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| 4. | Yeah, the chance that she would remain a carrier and remain a healthy carrier.
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| 5. | "Camels have never had foot-and-mouth disease, but we were told,'Well, they could be healthy carriers, "'she said.
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| 6. | Leroy's team said another public health concern was transmission of Ebola virus from healthy carriers through sex.
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| 7. | Which is why so many people, from still-healthy carriers to those near death, are joining the HCV movement.
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| 8. | The virus survives in healthy carrier pigs for up to three months, and can be recovered from them between outbreaks.
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| 9. | They have charged that the larger, more financially healthy carriers are using the current crisis to try to reduce competition.
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| 10. | Many people are healthy carriers of V . cholerae, a factor that promotes transmission of the bacteria and makes quarantine ineffective.
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