G. Bergman

Manipulative therapy in addition to usual medical care accelerates recovery of shoulder complaints at higher costs: economic outcomes of a randomized trial

K. Postema, M. V. van Tulder, B. Meyboom-de Jong, 2010, BMC musculoskeletal disorders.

Manipulative Therapy in Addition to Usual Medical Care for Patients with Shoulder Dysfunction and Pain

K. Postema, G. J. van der Heijden, K. Groenier, 2004, Annals of Internal Medicine.