2Villeneuve E,Nam J,Emery P. 2010 ACR-EULAR classification crile-ria for rheumatoid arthritis [ J ]. Rev Bras Reumatol,2010,50 ( 1 ):281-283.
3Haga HJ, Adersen DT, Peen E. Prevalence of IgA class antibodies tocyclic citrullinated peptide ( anti-CCP) in patients with primarySjogren,s syndrome,and its association to clinical manifestations[ J].Clin Rheumatol,2011,30( 1 ) :369-372.
