Abstract
A series of five experiments were undertaken using several brands of fingernail and toenail clippers to determine if there was a potential source of contamination and interference in the ongoing dietary studies using nails from large cohort groups. A cleanup protocol was deemed sufficient to remove possible contamination.
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References
W. C. WILLETT, A Cohort Study of Trace Elements and Cancer in Women, NIH Grant CA 42059, Harvard, Boston, MA.
A. MILUNSKY, Epidemiology of Neural Tube and Other Congenital Defects, NIH Grant; Center for Human Genetics, Boston University, Boston, MA.
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Anderson, H., Morris, J.S. Contamination studies in the use of human nails for dietary studies: The effect of clippers. Journal of Radioanalytical and Nuclear Chemistry, Articles 158, 251–259 (1992). https://doi.org/10.1007/BF02047112
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DOI: https://doi.org/10.1007/BF02047112