Tristan Bonnevie1, Mark Elkins2. 1. ADIR Association, Rouen University Hospital, Rouen, France; UPRES EA 3830 Haute Normandie Research and Biomedical Innovation, Normandie University, Rouen, France. 2. Editor, Journal of Physiotherapy, Sydney, Australia; Centre for Education & Workforce Development, Sydney Local Health District, Sydney, Australia. Electronic address: mark.elkins@sydney.edu.au.