Integrated exercise program in opioid agonist therapy clinics and effect on psychological distress: study protocol for a randomized controlled trial (BAReAktiv).

"Declarations Ethics approval and consent to participate {32}Not applicable — no identifying images or other personal or clinical details of participants are presented here or will be presented in reports or the trial results. Informed consent for the study participation is available from the corresponding author on request. Competing interests {28}The authors declare that they have no competing interests. Competing interests {28} The authors declare that they have no competing interests."

"Funding {4} Open access funding provided by University of Bergen. The study was funded by the Western Norway Regional Health Authority («Strategiske forskningsmidler» through ATLAS4LAR-project) with the Department of Addiction Medicine, Haukeland University Hospital as the responsible institution. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript."

"Trial registration ClinicalTrials.gov. NCT05242848. Registered on February 16, 2022."