同一导联中，提前出现的QRS波群之前无相关P波，QRS时间大于0.12秒，形态不一，联律间期相等

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id < 2468005 and id<>'2468005' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id > 2468005 and id<>'2468005' order by id asc limit 5