Butterwick, Dale J MSc, CAT(C)*; Lafave, Mark R PhD, CAT(C)†; Lau, Breda H F MSc, CAT(C)†; Freeman, Tandy MD‡
From the *Faculty of Kinesiology, University of Calgary, Calgary, Alberta, Canada; †Department of Physical Education and Recreational Studies, Mount Royal University, Calgary, Alberta, Canada; and ‡Texas Orthopedic Associates, Dallas, Texas.
Submitted for publication October 27, 2010; accepted March 3, 2011.
Supported by the Friends of Pro Rodeo, Edmonton, Alberta, based not-for-profit society.
The authors report no conflict of interest.
Corresponding Author: Dale J. Butterwick, MSc, CAT(C), Faculty of Kinesiology, University of Calgary, 2500 University Dr NW, Calgary, Alberta T2N 1N4, Canada ([email protected]).