one hundred and twenty-four sera from greek patients with autoimmune rheumatic diseases ( 29 with systemic lupus erythematosus ( sle ) , 24 with scleroderma , 11 with primary sjogren 's syndrome ( ss ) , and 60 with rheumatoid arthritis ( ra ) were tested for antibodies to nrnp , sm , scl-70 , ro ( ssa ) , and la ( ssb ) cellular antigens .
C0004364
autoimmune
C0011644
scleroderma