Not very unless: you have active infection with Listeria. Blood cultures for Listeria are most effective if you have active symptoms. Antibody titers for Listeria will not be very good as time of exposure and whether infection is present or not is hard to determine.
Answered 10/13/2015
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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
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