Lyme disease is a mild to serious bacterial disease is transmitted by ticks. It was first recognized in the northeastern United States (it is named for Lyme, Conn.) and is now known to occur in midwestern and western states as well as in many other countries. The tiny ticks, genus Ixodes, infest animals as white-footed mice and white-tailed deer. When a human is bitten by a thick by a tick, the
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