[1] Macquarie University,Department of Chiropractic, Faculty of Medicine, Health and Human Sciences
[2] Monash University,School of Public Health and Preventive Medicine
[3] Cabrini Health,Monash
[4] Monash University,Cabrini Department of Musculoskeletal Health and Clinical Epidemiology
[5] Murdoch University,Centre for Health Economics, Monash Business School
[6] Monash University,Discipline of Psychology, Exercise Science, Counselling and Chiropractic
[7] Ottawa Hospital - General Campus,Department of Physiotherapy, Faculty Medicine Nursing and Health Sciences
[8] University College London,Clinical Epidemiology Program, Ottawa Hospital Research Institute; and Department of Medicine, University of Ottawa
[9] City University of London,Department of Clinical, Educational and Health Psychology, Centre for Behaviour Change
[10] University of Melbourne,Division of Health Services Research & Management, School of Health Sciences