某AD病群体发病率为1/20000，致病基因突变率为15×10-6/（基因·代），选择系数为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24544' and id < 2107805 and id<>'2107805' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24544' and id > 2107805 and id<>'2107805' order by id asc limit 5