Accuracy of Glenoid Component Placement in Total Shoulder Arthroplasty and Its Effect on Clinical and Radiological Outcome in a Retrospective, Longitudinal, Monocentric Open Study - Gregory, TM; Sankey, A; Augereau, B; Vandenbussche, E; Amis, A; Emery, R; Hansen, U (PLOS ONE, 2013)