O’Driscoll, B. R. (1998). Effect on mortality of switching from cigarettes to pipes or cigars: Study underestimated difference in risk. BMJ Group.
シカゴスタイル引用形O’Driscoll, B Ronan. Effect On Mortality of Switching From Cigarettes to Pipes or Cigars: Study Underestimated Difference in Risk. BMJ Group, 1998.
MLA引用形式O’Driscoll, B Ronan. Effect On Mortality of Switching From Cigarettes to Pipes or Cigars: Study Underestimated Difference in Risk. BMJ Group, 1998.
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