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Trenaman, L M
Miller, W C
Escorpizo, R
Article History
Received: 4 July 2013
Revised: 16 July 2014
Accepted: 30 July 2014
First Online: 2 September 2014
Competing interests
: Logan Trenaman has previously worked for a company that received funding from the Rick Hansen Institute. Dr William C Miller and Reuben Escorpizo declare no conflict of interest.