Study suggests uncertainty in e cigarettes' usefulness for quitting smoking Harvard Gazette Vaping backed as healthier nicotine alternative to cigarettes after latest study The Independent The Independent MHRA publishes guidance to support bringing e cigarettes to market as licensed therapies Lifescience Industry News Study offers support for the notion of e cigarettes as a gateway drug Los Angeles Times E cigarettes ban may not change HK teens' vaping habits, says local youth support group Young Post Club Tobacco Waka Disposable Relx Svapo Usa e Getta Svapoebasta