1. Burns E: Active Home Internet Users by Country: March 2007; Neilsen//NetRatings, March 2007. Available at: http://www.clickz.com/showPage.html?page=3625829. Accessed August 8, 2007
2. Lenhart A, Horrigan J, Fallows D: Content Creation Online: Pew Internet & American Life Project. Available at: http://www.pewinternet.org/pdfs/PIP_Content_Creation_Report.pdf. Accessed February 29, 2004
3. Fox S: Online Health Search 2006: Pew Internet & American Life Project, October 29, 2006. Available at: http://www.pewinternet.org/pdfs/PIP_Online_Health_2006.pdf. Accessed August 8, 2007
4. In-center hemodialysis patients' use of the internet in the United States: A national survey;Schatell;Am J Kidney Dis,2006
5. Is there a role for decision aids in cancer-related decisions?;Neuman;Crit Rev Oncol Hematol,2007