Varies thru the day: "normal values for a blood sample taken at 8 in the morning are 6 - 23 micrograms per deciliter (mcg/dl). The examples above are common measurements for results for these tests. Normal value ranges may vary slightly among different laboratories." http://www.Nlm.Nih.Gov/medlineplus/ency/article/003693.Htm.
Answered 6/8/2020
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A doctor has provided 1 answer
A doctor has provided 1 answer
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