S. Allingham, H. Tardif, K. Quinsey, M. Bryce, K. Cameron, J. White, J. Royle & S. Damm, Patient Outcomes in Pain Management: Enterprise One Pain Management Service, 2020 Mid Year Report for 1 July 2019 to 30 June 2020 (electronic Persistent Pain Outcomes Collaboration, Australian Health Services Research Institute, University of Wollongong, 2020).