Sievert 81
no edit summary
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DavidB4-bot
→top: HTTP --> HTTPS #3, replaced: http://www.cdc.gov → https://www.cdc.gov
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→References: Spelling, grammar, and general fixes
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Brian
Added source information for text
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HenryS
wrong category
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category
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Aschlafly
New page: Incubation period is the time from contact with infectious agents (bacteria or viruses) to onset of disease.
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