1. Centre for Health, Activity and Rehabilitation Research, School of Physiotherapy, University of Otago, Dunedin, New Zealand
2. Department of Surgical Sciences, Otago School of Medicine, University of Otago, Dunedin, New Zealand
3. Pain Research and Intervention Center of Excellence (PRICE), Department of Community Dentistry and Behavioural Science, University of Florida, Gainesville, FL, USA