No abstract available
MeSH terms
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Acute Disease
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Cholecystitis / complications
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Cholecystitis / diagnostic imaging
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Cholecystitis / surgery*
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Cholecystostomy / methods*
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Emphysema / complications
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Emphysema / diagnostic imaging
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Emphysema / surgery*
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Gallbladder Diseases / diagnostic imaging
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Gallbladder Diseases / surgery
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Humans
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Male
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Middle Aged
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Ultrasonography