Experts: Herd immunity outside US slows Zika in Florida
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MIAMI (AP) - The waning of Zika outbreaks in the Caribbean and South America has helped slow the spread of the mosquito-borne virus in Florida this year, according to health officials. Herd immunity, when enough people in an area are infected with a virus anExperts: Herd immunity outside US slows Zika in Florida
MIAMI (AP) - The waning of Zika outbreaks in the Caribbean and South America has helped slow the spread of the mosquito-borne virus in Florida this year, according to health officials. Herd immunity, when enough people in an area are infected with a virus and develop resistance to it, likely ... Read more