嵌合型Down综合征最常见的核型是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28728' and id < 2343369 and id<>'2343369' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28728' and id > 2343369 and id<>'2343369' order by id asc limit 5