病原体由体表或外环境侵入体内造成的感染为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32541' and id < 2585555 and id<>'2585555' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32541' and id > 2585555 and id<>'2585555' order by id asc limit 5