早孕的检查可有多种方法，下列方法中，哪项是诊断早孕最敏感的方法

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30782' and id < 2478791 and id<>'2478791' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30782' and id > 2478791 and id<>'2478791' order by id asc limit 5