San Francisco is getting 3 new drive-thru sites for coronavirus testing as the city's number of confirmed cases climbs to 279

· Three new drive-thru test sites will roll out in San Francisco next week to increase testing capacity for the coronavirus disease.
· Including the four mobile sites that are already in place, there will be seven such sites in the city.
· The news comes as the number of confirmed cases in San Francisco has reached 279.
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