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信口开河啊。
-TBz-
♂
(2478 bytes)
()
10/16/2015 postreply
22:58:56
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其它各项表述都不对吗?
-nyagela-
♀
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()
10/17/2015 postreply
18:13:52
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近几年美国开始用低剂量CT筛查(screening)无症状高危险人群(如 55岁-80岁,每天抽烟1盒超过30年)来发现早期肺癌
-三江水-
♂
(147 bytes)
()
10/17/2015 postreply
16:02:47
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