No abstract available
MeSH terms
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Aged, 80 and over
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Cholecystectomy / methods*
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Diagnosis, Differential
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Emphysematous Cholecystitis / diagnosis*
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Emphysematous Cholecystitis / surgery
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Humans
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Male
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Radiography, Abdominal
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Tomography, X-Ray Computed
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Ultrasonography / methods