创伤现场急救的首要原则是（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28859' and id < 2352043 and id<>'2352043' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28859' and id > 2352043 and id<>'2352043' order by id asc limit 5