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2. Should the glenoid be replaced in shoulder arthroplasty with an unconstrained DANA or St. George prosthesis?;Brostrom;Ann Chir Gynaecol,1992
3. Complications of shoulder arthroplasty;Cofield,1993
4. Total shoulder arthroplasty with the Neer Prosthesis;Cofield;J Bone Joint Surg Am,1984
5. Unconstrained total shoulder prostheses;Cofield;Clin Orthop Rel Res,1983