处方书写中，“饭前”可用英文缩写为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30302' and id < 2450246 and id<>'2450246' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30302' and id > 2450246 and id<>'2450246' order by id asc limit 5