No abstract available
MeSH terms
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Diagnostic Imaging / methods
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Endoscopy, Gastrointestinal* / methods
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Endoscopy, Gastrointestinal* / standards
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Humans
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Inflammatory Bowel Diseases / diagnosis*
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International Cooperation
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Intestines / diagnostic imaging*
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Research Design / standards*
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Severity of Illness Index
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Symptom Assessment / methods
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Symptom Assessment / standards