https://chemsec.org/why-high-levels-of-pfas-should-be-a-personal-injury-by-law/
https://www.irs.gov/pub/irs-pdf/p5241.pdf
http://www.odce.ie/Portals/0/Annual_Reports/ODCE_Annual_Report_2016_Full_Report.pdf
https://www.europarl.europa.eu/doceo/document/A-9-2020-0181_EN.pdf