title: Is ultrasound guidance needed for shoulder injections?
authors.affiliation: Mayo Clinic Sports Medicine Center, Minneapolis, MN(∗).
authors.forename: Jonathan T
authors.initials: JT
authors.lastname: Finnoff
authors.affiliation: Department of Orthopaedics, Stanford University, Redwood City, CA(†).
authors.forename: John G
authors.initials: JG
authors.lastname: Costouros
authors.affiliation: Department of Orthopaedics, Stanford University, MC 6342, 450 Broadway St, Redwood City, CA 94063(‡). Electronic address: djkenned@stanford.edu.
authors.forename: David J
authors.initials: DJ
authors.lastname: Kennedy
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D000305:Adrenal Cortex Hormones / Q000008:administration & dosage; D007270:Injections, Intra-Articular / Q000379:methods; D019534:Shoulder Impingement Syndrome / Q000534:rehabilitation; D012785:Shoulder Joint / Q000000981:diagnostic imaging; D020069:Shoulder Pain / Q000534:rehabilitation; D014463:Ultrasonography
chemical_list: D000305:Adrenal Cortex Hormones