Grelz, H., Fischer, M. R., Priouzifard, M., Midlöv, P. and Ringqvist, Åsa (2022) “ Prevalence of Long-Term Opioid Therapy in a Chronic Non-Cancer Pain Population Attending a University-Based Tertiary Pain Clinic in Sweden: A Cross-Sectional Study”, Journal of Rehabilitation Medicine, 54, p. jrm00270. doi: 10.2340/jrm.v54.1981.