No abstract available
MeSH terms
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Adult
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Aged
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Aged, 80 and over
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Bacterial Infections / surgery
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Catheterization / instrumentation
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Cholecystitis / surgery
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Cholecystostomy / methods*
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Cholelithiasis / surgery
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Humans
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Middle Aged
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Tomography, X-Ray Computed*
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Ultrasonography*