Cigarette smoking, disease severity and autoantibody expression in African Americans with recent-onset rheumatoid arthritis.
Mikuls TR, Hughes LB, Westfall AO, Holers VM, Parrish L, van der Heijde D, van Everdingen M, Alarc?n GS, Conn DL, Jonas B, Callahan LF, Smith EA, Gilkeson G, Howard G, Moreland LW, Bridges SL. Cigarette smoking, disease severity and autoantibody expression in African Americans with recent-onset rheumatoid arthritis. Ann Rheum Dis. 2008 Nov; 67(11):1529-34.