学前儿童常见的睡眠障碍有（ )。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27775' and id < 2283457 and id<>'2283457' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27775' and id > 2283457 and id<>'2283457' order by id asc limit 5