1. A framework for the classification and diagnosis of work-related upper extremity conditions: systematic review;Boocock;Semin Arthritis Rheum,2009
2. BLS 2012 Occupational Safety and Health Definitions U.S. Department of Labor, Bureau of Labor Statistics http://www.bls.gov/iif/oshdef.htm
3. BLS 2015 Nonfatal Occupational Injuries and Illnesses Requiring Days Away from Work, 2014 U.S. Department of Labor, Bureau of Labor Statistics http://www.bls.gov/news.release/archives/osh2_11192015.pdf