心电图上有提前出现的室上型QRS波，其前有P＇波，P＇R大于0.12秒，应首先考虑

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30586' and id < 2467844 and id<>'2467844' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30586' and id > 2467844 and id<>'2467844' order by id asc limit 5