1. U.S. Department of Health and Human Services, Centers for Disease Control and Prevention. Fourth national report on human exposure to environmental chemicals, updated tables. 2012.
2. Becker K, Kaus S, Krause C, Lepom P, Schulz C, Seiwert M, et al. German Environmental Survey 1998 (GerES III): environmental pollutants in blood of the German population. Int J Hyg Environ Health. 2002;205(4):297–308.
3. Wong SL, Lye EJ. Lead, mercury and cadmium levels in Canadians. Health Rep. 2008;19(4):31–6.
4. Korea Ministry of Environment. Mercury level in Korea. Seoul: Ministry of Environment; 2010.
5. Food K, Administration D. Oral intake metal integrated hazard evaluation report -mercury. Korea Food Drug Administration: Seoul; 2012.