哌甲鹿用于治疗儿童多动症时，每张处方 不得超过（    ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27486' and id < 2270771 and id<>'2270771' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27486' and id > 2270771 and id<>'2270771' order by id asc limit 5