Out of 20 studies that it looked at, however, 12 were funded by manufacturing companies so there is a lack of independent research. The level of skepticism around any goodwill or scientific efforts by tobacco companies remains high, not least, as Britains Royal College of Physicians puts it, because there is no firewall between a good tobacco industry that is marketing harm-reduction products in the U.K
A., & Bareham, D
FDA-approved medications, like nicotine replacement therapy (NRT), the patch, gum, lozenge, and bupropion and varenicline can help you manage nicotine withdrawal symptoms and overcome the urge to smoke
Patterns of E-Cigarette Use by Socioeconomic Status Patterns of e-cigarette use vary significantly across socioeconomic groups, with emerging evidence revealing complex and, at times, contradictory trends
Parasitology 137 , 14771485 (2010)