1Bowman SJ,Ibrahim GH,Holmes G et al.Estimating the prevalence among Caucasian women of primary Sjogren' s syndrome in two general practices in Birmingham,UK[J].Stand J Rheumatol,2004,33:39-43.
2Jonsson R,Bowman SJ,Gordon TP.Sjogren' s syndrome.In:Koopman WJ,Moreland LW,eds.Arthritis and allied conditions,ch.78,15th edn.Lippincott Williams & Wilkins[J].Philadelphia,USA,2005,(1)1681-705.
3Haga HJ,Jacobsen EM,Peen E.Incidence of thromboembolic events in patients with primary Sjogren' s syndrome[J].Scand J Rheu.2008,37:127-129.
4Cervera R,Khamashta MF,Font J,et al.Morbidity and mortality in systemic lupus erythematosus during a 5-year period.A multicenter prospective study of 1000 patients[J].Medicine 1999,78:167-175.
5Asherson RA,Fei HM,Staub HL,et al.antiphospholipid antibodies and HLA associations in primary Sjogren' s syndrome[J].Ann Rheum Dis 1992,51:495-498.