Tuberosity malposition and migration : reasons for poor outcomes after hemiarthroplasty for displaced fractures of the proximal humerus .Frankle MA , Mighell MA . Techniques and principles of tuberosity fixation for proximal humeral fractures treated with hemiarthroplasty .Neer CS 2nd .Displaced proximal humeral fractures . Ⅱ . Treatment of three-part and four-part displacement .
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