No abstract available
MeSH terms
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Adolescent
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Adult
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Age Factors
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Barium Sulfate
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Child
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Colitis, Ulcerative / complications*
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Colitis, Ulcerative / surgery
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Colonoscopy
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Crohn Disease / complications*
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Crohn Disease / surgery
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Enema
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Follow-Up Studies
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Humans
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Intestinal Mucosa / pathology
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Intestinal Neoplasms / diagnosis
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Intestinal Neoplasms / etiology*
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Middle Aged
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Risk
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Sigmoidoscopy
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Time Factors