一次献血不超过全身血量的10%时，下述叙述错误的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31198' and id < 2506923 and id<>'2506923' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31198' and id > 2506923 and id<>'2506923' order by id asc limit 5