Kilde:. https://www.govtrack.us/congress/bill.xpd?bill=h111-1256
Kilde: https://www.fda.gov/NewsEvents/Newsroom/PressAnnouncements/2009/ucm183211.htm
Kilde: https://www.nytimes.com/2009/09/23/health/politik /23fda.html
Kilde: https://www.ncvc.org/ncvc/main.
aspx?dbName=DocumentViewer&DocumentID=32348