Lyme Disease — Worldwide/Unknown
Following a report nearly 2 months ago concerning the detection of _Borrelia burgdorferi_, the causative agent of Lyme disease being present in blacklegged (deer) ticks in all 67 counties of Pennsylvania, Pennsylvania health authorities reported last week that the number of Lyme disease cases increased by 25 percent from 2013 to 2014, according to newly released data. In 2014, the Department of Health recorded 7400 cases of Lyme disease in the commonwealth, compared with 5900 cases in
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