Arsenic in toenails of 19 people using private wells in New Hampshire
A data frame with 19 observations on the following variable.
Arsenic Level of arsenic found in toenails
Level of arsenic was measured in toenails of 19 subjects from New Hampshire, all with private wells as their main water source.
Adapted from Karagas, et.al.,"Toenail Samples as an Indicator of Drinking Water Arsenic Exposure", Cancer Epidemiology, Biomarkers and Prevention 1996;5:849-852.
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