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Romania
Prevalence
Age Distribution
Sex Distribution
Urban Health
Severity of Illness Index
Utilization Review
Gastrointestinal Endoscopy
Ultrasonography
Biopsy
Inflammatory Bowel Diseases
Celiac Disease
Ulcerative Colitis
Crohn's Disease
Stomach Neoplasms
Liver Neoplasms
Residence Characteristics
Physician's Practice Patterns
Smoking
Contrast Media
Co-Publications
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3
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