Affiliation: | 1. Universal Research Solutions, LLC, Columbia, MO, USA;2. Department of Shoulder and Elbow Surgery, Rothman Institute and Jefferson University, Philadelphia, PA, USA;3. Department of Shoulder and Elbow Surgery, Dartmouth-Hitchcock Medical Center, Lebanon, NH, USA;4. Department of Shoulder and Elbow Surgery, MedStar Union Memorial, Baltimore, MD, USA;5. Department of Orthopaedic Surgery, Rush University Medical Center, Chicago, IL, USA |