F. None of the above.

In an published in the Milwaukee Journal-Sentinel, professor of epidemiology Dr. Ruth Etzel - formerly with the World Health Organization - called for a ban on electronic cigarette advertising. However, she made no similar call for a ban on tobacco cigarette advertising.

Both of these methods have their pros and cons, however in light of the recent electronic cigarettes popularity, tobacco harm reduction is gaining support from tobacco users and professionals.

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