1. Americans for Responsible Solutions (2013). http://americansforresponsiblesolutions.org/about/. Accessed 24 Apr 2013
2. Bauer G (2011) Media mistakes about Tucson, Politico.com, Feb 11. http://www.politico.com/news/stories/0211/49249.html#ixzz2SjldUIKK. Accessed 24 Apr 2013
3. Brown ML, Potosky AL (1990) The presidential effect: the public health response to media coverage about Ronald Reagan’s colon cancer episode. Public Opin Q 54:317–329
4. Bryce HJ (2005) Players in the public policy process: nonprofits as social capital and agents. Palgrave Macmillan, New York
5. Carmichael C (2010) Anti-government extremist groups reach record levels, say experts. CNN, Mar 6, 2013. http://www.cnn.com/2013/03/05/us/splc-extremist-groups-report. Accessed 24 Apr 2013