SAN FRANCISCO (Reuters) - Tens of thousands of commuters on San Francisco's Bay Area Rapid Transit system may have been exposed to measles after an infectious Bay Area resident rode a train to and from work for three days last week, public health officials said on Wednesday.
from Reuters: Most Read Articles http://ift.tt/1FB6gBJ http://www.reuters.com
from Reuters: Most Read Articles http://ift.tt/1FB6gBJ http://www.reuters.com
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