Contributors to Adherence to Exercise Therapy in Non-Specific Chronic Low Back Pain: A Systematic Review of Qualitative and Quantitative Research. - Meuwissen, Iris; Vanderstraeten, Rob; Roussel, Nathalie Anne; Meeus, Mira; Van Eetvelde, Julie Sylvie; Meus, Timo; Timmermans, Annick A. A.; Verbrugghe, Jonas (Journal of Clinical Medicine, 2025)