结果：胆固醇结石表层结构内均能够发现细菌，胆固醇结晶中少有细菌，结石核心可发现细菌。
Results:Bacteria were found in the superficial layer of the cholesterol stone, seldom found in the cholesterol crystal and could be seen in the core of cholesterol stone yet.
结果：胆固醇结石表层结构内均能够发现细菌，胆固醇结晶中少有细菌，结石核心可发现细菌。
Results:Bacteria were found in the superficial layer of the cholesterol stone, seldom found in the cholesterol crystal and could be seen in the core of cholesterol stone yet.
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