有助于发现和防范用药错误的措施有

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SQL Error: select id,body,options from ***_enewstiku where sourceid='23551' and id < 2051398 and id<>'2051398' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23551' and id > 2051398 and id<>'2051398' order by id asc limit 5