情况紧急且患者在抢救室内应首选的临时心脏起搏方法为（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32356' and id < 2571580 and id<>'2571580' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32356' and id > 2571580 and id<>'2571580' order by id asc limit 5