At 20 degrees reliable results are obtained only if the maximum storage time was 2 days for separated serum and 1 day for whole blood.
At 30 degrees ,reliable results are obtained only if the samples are analyzed within 2 h of collection,
and at 40 degrees the concentrations increase by more than 50% within 2 h and by about 500% after 1 day of storage.
Answered2022-03-23 15:35:07
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