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. 2018 Oct 5;126(10):106001. doi: 10.1289/EHP3904

Figure 3.

Figure 3A and 3B plot concentration of blood mercury (micrograms per liter) and urine mercury (micrograms per liter) on y-axis, respectively, across years (x-axis) for the USA, Canada, Czech Republic, and Republic of Korea.

Temporal changes in blood (A) and urine (B) mercury levels across national biomonitoring programs in which these measures were taken in multiple cycles. Median values are reported. For source data, see the respective references listed in Table S1.