• The truth is that the study we relied upon did not measure the time course of electronic cigarette and cigarette use. Thus, it could not determine whether the kids who were using both cigarettes and electronic cigarettes had initiated with smoking or with electronic cigarettes.

The Rest of the Story

The paper defends its ethical standards by arguing that it "was consistent with Facebook's Data Use Policy, to which all users agree prior to creating an account on Facebook, constituting informed consent for this research."

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