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Frequency of exposures mentioned in medical records of confirmed cases. |
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| Occupational Exposures, N (%) |
Home Exposures, N (%) |
Environmental/Outdoor Exposures, N (%) |
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|
|
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| Confirmed cases with noted exposure |
32 (7)* |
53 (11) |
61 (13) |
| Positive Association Noted |
23 (72)** |
35 (66) |
44 (72) |
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*Percent of all confirmed cases (n = 469). **Percent of confirmed cases with positive association noted for respective exposures | |||
Sama et al. Environmental Health: A Global Access Science Source 2003 2:10 doi:10.1186/1476-069X-2-10 |
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