Bohlen, L., Eggart, M., Müller-Oerlinghausen, B., Lorenz, J., Schleip, R., Liem, T., Cerritelli, F., Esteves, J. E., Shedden-Mora, M., & Schmidt, T. (2025). Effect of osteopathic manipulative treatment on comorbid depressive symptoms in patients with chronic low back pain: Study protocol for a randomised controlled trial. BMJ Open, 15(7), e094747.