Lab dependent: Depending on the lab that you're at, the answer will vary but usually to get a positive, you have to be above 3-5 ng/ml.
Answered 4/2/2015
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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
2 doctors weighed in across 2 answers
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