案例：小儿肥胖的判断方法，常用体重平均值和标准差(S)来估计。测得体重>平均值+2S是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25513' and id < 2147878 and id<>'2147878' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25513' and id > 2147878 and id<>'2147878' order by id asc limit 5