Chronic Pain and Posttraumatic Stress Among Patients in Substance Use Treatment: Protocol for NOR-APT, a Longitudinal Cohort Study

Skjærvø, I., Marciuch, A., Digranes, L. W., Follerås, L. M., Mordal, J., Solli, K. K., Abel, E. K. F., Amundsen, K., Egeland, K., Haugen, B. K., Holmøy, B., Skoftedalen, J. G., Weimand, B. M., Tanum, L., (2025). Chronic Pain and Posttraumatic Stress Among Patients in Substance Use Treatment: Protocol for NOR-APT, a Longitudinal Cohort Study doi:10.2196/67663