正常情况下，肾小球滤过率为（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28672' and id < 2339988 and id<>'2339988' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28672' and id > 2339988 and id<>'2339988' order by id asc limit 5