[New classification criteria for rheumatoid arthritis]

MeSH terms

• Acute-Phase Proteins / analysis
• Antirheumatic Agents / therapeutic use
• Arthritis, Rheumatoid / blood
• Arthritis, Rheumatoid / classification*
• Arthritis, Rheumatoid / diagnosis
• Arthritis, Rheumatoid / drug therapy
• Clinical Trials as Topic
• Humans
• Patient Selection
• Rheumatoid Factor / blood
• Serologic Tests
• Time Factors