目前出售的烟草品种多样，如何指导消费者识别和衡量其危害，最常采用的指标是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25511' and id < 2147682 and id<>'2147682' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25511' and id > 2147682 and id<>'2147682' order by id asc limit 5