The rest of the story is that there simply is no evidence at the current time that electronic cigarettes are serving as a gateway to youth smoking. It may actually be the case that electronic cigarettes serve as an inhibitor of smoking initiation by getting a youth used to a flavorful experience, thus making it less likely - not more likely - that the youth will move on to the harsh taste of tobacco.

There is a provision for of informed consent; however, the conditions for such a waiver were not met because: (1) the level of risk was not minimal; (2) the waiver did affect the rights and welfare of the subjects; (3) the research could still practicably have been carried out with informed consent; (4) subjects were not provided with information after the study to explain what occurred.

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