Merrick, Daniel, Gunnevi Sundelin, and Britt-Marie Stålnacke. “One-Year Follow-up of Two Different Rehabilitation Strategies for Patients With Chronic Pain”. Journal of Rehabilitation Medicine 44, no. 9 (August 16, 2012): 764–773. Accessed August 8, 2024. https://medicaljournalssweden.se/jrm/article/view/16106.