title: Subacromial shoulder impingement.
authors.affiliation: Department of Orthopaedics and Traumatology, Helsinki University, Central Hospital, Finland.
authors.forename: J M
authors.initials: JM
authors.lastname: Björkenheim
mesh_terms: D003937:Diagnosis, Differential; D003952:Diagnostic Imaging; D006801:Humans; D019534:Shoulder Impingement Syndrome / Q000175:diagnosis / Q000628:therapy