RT Journal Article SR Electronic T1 Clinical correlates of avascular necrosis in systemic lupus erythematosus. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2365 OP 2366 VO 28 IS 10 A1 D J Wallace YR 2001 UL http://www.jrheum.org/content/28/10/2365.2.abstract AB