The National Data Bank for rheumatic diseases: a multi-registry rheumatic disease data bank

The loss of health status in rheumatoid arthritis and the effect of biologic therapy: a longitudinal observational study

(2010) Frederick Wolfe et al.   ARTHRITIS RESEARCH & THERAPY

Development and validation of a prediction model with missing predictor data: a practical approach

(2009) Yvonne Vergouwe et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Is Fatigue an Inflammatory Variable in Rheumatoid Arthritis (RA)? Analyses of Fatigue in RA, Osteoarthritis, and Fibromyalgia

(2009) M. J. BERGMAN et al.   JOURNAL OF RHEUMATOLOGY

Outcome and Predictor Relationships in Fibromyalgia and Rheumatoid Arthritis: Evidence Concerning the Continuum versus Discrete Disorder Hypothesis

(2009) F. WOLFE et al.   JOURNAL OF RHEUMATOLOGY

Validation of the Spanish, Portuguese and French versions of the Lupus Damage Index questionnaire: data from North and South America, Spain and Portugal

(2009) BA Pons-Estel et al.   LUPUS

The risk of myocardial infarction and pharmacologic and nonpharmacologic myocardial infarction predictors in rheumatoid arthritis: A cohort and nested case-control analysis

(2008) Frederick Wolfe et al.   ARTHRITIS AND RHEUMATISM

Fibromyalgia, Systemic Lupus Erythematosus (SLE), and Evaluation of SLE Activity

(2008) Frederick Wolfe et al.   JOURNAL OF RHEUMATOLOGY