The Medical Letter on Drugs and Therapeutics
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Electronic Cigarettes for Smoking Cessation
Electronic cigarettes, also called e-cigarettes, are battery-operated nicotine-delivery devices that resemble tobacco cigarettes. They deliver vapor containing a mixture of nicotine and either propylene glycol or glycerol. E-cigarettes are widely...more
The Medical Letter is a subscriber-funded nonprofit organization that publishes critical appraisals of new prescription drugs and comparative reviews of drugs for common diseases.

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