纤维光束结肠镜检查 fiber optic colonoscopy 结肠纤维镜检查,纤维光束结肠镜检查 fiberoptic colonoscopy ..
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Many experts believe that colonoscopy (fiber-optic examination of the entire colon) every 10 years is beneficial.
CNN: Are colonoscopies really necessary for people over 50?
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