title: Ultrasound diagnosis of subacromial impingement for lesions of the rotator cuff.
authors.affiliation: Castlereagh Sports Imaging North Sydney Orthopaedic & Sports Medicine Centre Crows Nest New South Wales 2065 Australia.
authors.forename: John W
authors.initials: JW
authors.lastname: Read
authors.affiliation: North Sydney Orthopaedic & Sports Medicine Centre The Mater Clinic Wollstonecraft New South Wales 2065 Australia.
authors.forename: Mark
authors.initials: M
authors.lastname: Perko