Solli, R., Oiestad, B. E., Aanesen, F., Sowden, G., Wynne-Jones, G., & Grotle, M. (2023). Fidelity of a stratified vocational advice intervention for improving return to work for workers on sick leave due to musculoskeletal disorders. PHYSIOTHERAPY PRACTICE AND RESEARCH, 44(1), 15-23. https://doi.org/10.3233/PPR-220698