关于临床超声诊断的安全应用，错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31794' and id < 2541793 and id<>'2541793' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31794' and id > 2541793 and id<>'2541793' order by id asc limit 5