1. Humeral head prosthetic arthroplasty: surgically relevant geometric considerations;Ballmer;J Shoulder Elbow Surg,1993
2. Degenerative and arthritic problems of glenohumeral ioint;Cofield,1990
3. Total shoulder arthroplasty with the Neer prosthesis;Cofield;J Bone Joint Surg Am,1982
4. Unconstrained total shoulder prosthesis;Cofield;Clin Orthop,1983
5. Humeral retroversion and glenohumeral relationship in the normal shoulder and in recurrent anterior dislocation (scapulometry);Cyprien;Clin Orthop,1983