1. The Neuropathy Association About peripheral neuropathy: facts http://www.neuropathy.org/site/PageServer?pagename=About_Facts
2. Surprise! There's a third YouTube co-founder;Hopkins;USA Today,2008
3. Watch out Facebook, with Google+ at #2 and YouTube at #3, Google, Inc. could catch up;Kosner;Forbes,2013
4. YouTube (2014) YouTube Statistics http://www.youtube.com/yt/press/statistics.html
5. Analysis of YouTube™ videos related to bowel preparation for colonoscopy;Basch;World J Gastrointest Endosc,2014