2 new studies on E-Cigarretes and smoking – Cochrane meta-analysis and observational study suggest increased success in quitting

Electronic cigarettes for smoking cessation – Cochrane Library (link to summary – $$$ required for full text)

Association between electronic cigarette use and changes in quit attempts, success of quit attempts, use of smoking cessation pharmacotherapy, and use of stop smoking services in England: time series analysis of population trends – British Medical Journal (Free full-text)