Circus Findings
Examining the effect of the injury definition on risk factor analysis in circus artists
Hamilton GM, Meeuwisse WH, Emery CA, Shrier I
Scand J Med Sci Sports. 2012 Jun;22(3):330-4. doi: 10.1111/j.1600-0838.2010.01245.x. Epub 2010 Dec 3.