下列有关确定是腹膜后肿瘤的定位说法， 正确的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id < 2540861 and id<>'2540861' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id > 2540861 and id<>'2540861' order by id asc limit 5