还有就是如果阴性，真的可以放心吗？美国年检没有这个。有没有不出血的癌症或息肉被漏掉？

来源: youda 于 2020-07-23 13:11:28 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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