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153对大肠癌危险因素的配对病例对照研究湖南医科大学流行病学研究室(长沙410078)刘爱忠谭红专王洁如李硕欣李祝英本文采用配对病例对照研究方法,对大肠癌发生的危险因素进行了研究。结果如下。1对象与方法1.1病例和对照的选择病例来源于湖南医科大学附属...
A paired case-control study of 153 risk factors of colorectal cancer. Department of Epidemiology, Hunan Medical University (Changsha 410078) Liu Ai-zhong Tan Hong-jiao Wang Jie-ru Li Shu-xin Li Zhu-ying This study used a matched case-control study to investigate risk factors for colorectal cancer. The result is as follows. 1Objects and Methods 1.1 Selection of Cases and Controls Cases from Hunan Medical University...