RT Journal Article SR Electronic T1 Osteoarthritis associated with osteopetrosis treated by total hip replacement arthroplasty JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 169 OP 177 VO 38 IS 4 A1 Janecki, Chet J. A1 Nelson, Carl L. YR 1971 UL http://www.ccjm.org/content/38/4/169.abstract AB