下列有关医学常识说法正确的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31812' and id < 2542570 and id<>'2542570' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31812' and id > 2542570 and id<>'2542570' order by id asc limit 5