| 21. | Tejada said the girl had never had a blood transfusion, a possible source of infection.
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| 22. | With swollen glands, it is more important to diagnose and treat the source of infection.
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| 23. | Similarly, bullets and other foreign bodies may become sources of infection if left in place.
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| 24. | He said the source of infection was local, and that no humans had been infected.
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| 25. | It was a source of infection in humans.
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| 26. | Some sources of infection require surgical intervention including necrotizing fasciitis, intestinal ischemia, or infected medical devices.
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| 27. | Premises that are heavily contaminated with vesivirus can be a source of infection for several months.
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| 28. | Environmental studies continue to identify novel sources of infection, leading to regular revisions of guidelines and regulations.
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| 29. | This left open the possibility that infected animals might be a continued source of infection in humans.
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| 30. | But we've had many potential sources of infection including deer, elk and sheep infected with similar diseases.
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