AFP持续阳性对肝硬化有诊断意义。 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30939' and id < 2490412 and id<>'2490412' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30939' and id > 2490412 and id<>'2490412' order by id asc limit 5