Today in History - August 27 https://t.co/EYZsSRaNSb On August 27, 1900, U.S. Army physician James Carroll allowed an infected mosquito to feed on him in an attempt to isolate the means of transmission of yellow fever. Continue reading. Click here to search Today in History…
— Kenneth Samson (@PangurBanC) Aug 27, 2022
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August 27, 2022 at 08:21AM
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