Variability of Metal Levels in Spot, First Morning, and 24-Hour Urine Samples over a 3-Month Period in Healthy Adult Chinese Men.
Wang YX, Feng W, Zeng Q, Sun Y, Wang P, You L, Yang P, Huang Z, Yu SL, Lu WQ.
Wang YX, et al. Among authors: sun y.
Environ Health Perspect. 2016 Apr;124(4):468-76. doi: 10.1289/ehp.1409551. Epub 2015 Sep 15.
Environ Health Perspect. 2016.
PMID: 26372665
Free PMC article.
CONCLUSIONS: The high variability observed in the urinary levels of As, Co, Cu, Pb, Mo, and Ni suggests that a single measurement provides only a brief snapshot in time of the exposure levels of an individual, which can result in a moderate degree of exposure misclassification. C …
CONCLUSIONS: The high variability observed in the urinary levels of As, Co, Cu, Pb, Mo, and Ni suggests that a single measurement provides o …