婴幼儿体重低于正常均值（ ）即可认定为营养不良。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30908' and id < 2487183 and id<>'2487183' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30908' and id > 2487183 and id<>'2487183' order by id asc limit 5