RT Journal Article SR Electronic T1 Athletic injuries of the shoulder JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 27 OP 34 VO 40 IS 1 A1 Nelson, Carl L. A1 Collins, H. Royer A1 Benton, John W. YR 1973 UL http://www.ccjm.org/content/40/1/27.abstract AB