下列选项中，不属于建立正确诊断步骤的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31056' and id < 2497742 and id<>'2497742' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31056' and id > 2497742 and id<>'2497742' order by id asc limit 5