医院感染的主要对象是（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='28281' and id < 2315764 and id<>'2315764' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28281' and id > 2315764 and id<>'2315764' order by id asc limit 5