下列哪项是肝外胆管癌最好发的部位

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31789' and id < 2541417 and id<>'2541417' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31789' and id > 2541417 and id<>'2541417' order by id asc limit 5