Joint Bone Spine · 2013 · 37 citations · 23 references
Rheumatoid DisorderRheumatologyClinical Disease ActivityClinical FindingRheumatic DiseasesDiagnosisInflammatory Rheumatic DiseaseObservational Cohort StudyPaediatric RheumatologyUltrasoundMedicineRheumatoid ArthritisRadiology
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George A. Wells, J-C Becker, J. Teng et al. · Annals of the Rheumatic Diseases · 2008 · 836 citations · Full text