Springer Nature [academic journals on nature.com], British Journal of Cancer, 7(89), p. 1202-1204, 2003
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Among 309 male patients, those who had heavily consumed betel and tobacco were more likely than nonchewers (OR = 2. 91; 95% CI = 1.36-6.25) and nonsmokers (OR = 2.49; 95% CI = 1.02-6.08) to develop cancer in the upper and middle third of the oesophagus, respectively; the effects of alcohol did not dominate in any third. ; 附設醫院外科部 ; 醫學院附設醫院 ; 期刊論文