为防止交叉感染，具有针对性的措施是（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25619' and id < 2155552 and id<>'2155552' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25619' and id > 2155552 and id<>'2155552' order by id asc limit 5