Annals of the Rheumatic Diseases · 2003 · 81 citations · 34 references
MedicinePharmacologyPharmacotherapyClinical PharmacologyPharmaceutical CareRheumatologyChronic Disease PharmacotherapyInflammatory ArthritisInflammatory Disease PharmacotherapyJoint DiseaseMedication UseRheumatoid ArthritisComparative Clinical EffectivenessDrug Retention TimeKaplan-meier Confidence IntervalsKaplan-meier Survival EstimatesMatched Cohort AnalysisMatched StudiesRheumatoid Arthritis TherapyTreatment Retention Rates
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Practical Nonparametric Statistics
David J. Groggel, W. J. Conover · Technometrics · 2000 · 11.1K citations
Revised Criteria for the Classification of Rheumatoid Arthritis
Frank C. Arnett · Orthopaedic Nursing · 1990 · 7.7K citations
Why we need observational studies to evaluate the effectiveness of health care
BMJ · 1996 · 1.6K citations
Efficacy of Low-Dose Methotrexate in Rheumatoid Arthritis
Michael E. Weinblatt, Jonathan S. Coblyn, David A. Fox et al. · New England Journal of Medicine · 1985 · 874 citations