Smeenk, R.J.

patient disease study disease activity activity lupus erythematosus disease duration symptom criteria rheumatology follow-up disease course department diagnosis damage erythematosu acr criteria duration table antibody university sle patients system onset arthritis autoantibody result course 10 yr number autoantibody testing medicine prevalence sledai involvement index laboratory testing treatment feature quality eclam damage index tissue disease netherland manifestation initiative centre disease onset cohort remission dutch easi team change standardization urowitz mb tissue assessment 122 patients swaak clinician rheum presence europe outcome antinuclear antibodies disease activity scores multicentre study rheumatology damage index end-organ damage quality assessment european dutch fullled period autoantibody standardization rheumatol guideline laboratory specialists ara criteria urowitz