关于肿瘤的发生原因，以下说法错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30139' and id < 2439418 and id<>'2439418' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30139' and id > 2439418 and id<>'2439418' order by id asc limit 5