一个健康5岁小儿，体格生长发育正常。头围应为

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='27910' and id < 2291934 and id<>'2291934' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='27910' and id > 2291934 and id<>'2291934' order by id asc limit 5