?????????? ??13??(?)
????? ??? ? 2016-5-19 18:54 ????: ????/??: 2016-05-18
http://pic.bkcimg.com/uploads/image/201605/18/1463581693431402.png
?????????140??????????????????????????????????????13???????
???????????????oesophageal cancer??????42%??????????????????????????????????????????27%?26%?23%?
????????????????????????????????????????31%???????????????????
??????????????National Cancer Institute????????????????????????????????????????????????
??????????????????????????????????????21%?????????myeloid leukaemia??????20%??????17%??????16%??????15%??????13%??????13%?????10%??
????????????????Body Mass Index????????????????????????????????????????????7%?
???????1987??2004????12????????????????????26??????????????????????????????????????????????????????????
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