下列关于营养性缺铁性贫血的补铁方法的说法，错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31361' and id < 2515013 and id<>'2515013' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31361' and id > 2515013 and id<>'2515013' order by id asc limit 5