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Netherlands
Family Practice
Evidence-Based Medicine
Questionnaires
Physician's Practice Patterns
Primary Health Care
Treatment Outcome
Prospective Studies
Risk Factors
Cross-Sectional Studies
Research Design
Predictive Value of Tests
Logistic Models
Pain Measurement
Odds Ratio
Cohort Studies
Randomized Controlled Trials
Statistical Data Interpretations
Low Back Pain
Chronic Disease
Co-Publications
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