女孩，6岁。体检时发现胸骨左缘第二肋 间3/6级连续机械样杂音，平时一般体力活动 无不适。首选检査是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31866' and id < 2547756 and id<>'2547756' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31866' and id > 2547756 and id<>'2547756' order by id asc limit 5