Many possibilities: The word "hypersensitivity" often is used to describe an allergic reaction. Possible causes of allergic reactions are sensitivities to foods, insects, medications, etc...
Answered 10/4/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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