洋地黄中毒出现室性心动过速时，应选用

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31608' and id < 2530841 and id<>'2530841' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31608' and id > 2530841 and id<>'2530841' order by id asc limit 5