You can also watch the video on YouTube: youtu.be/Qu_4ABFmzg4
Links
McRobbie H, Bullen C, Hartmann-Boyce J, Hajek P. Electronic cigarettes for smoking cessation and reduction. Cochrane Database of Systematic ReviewsIn systematic reviews we search for and summarize studies that answer a specific research question (e.g. is paracetamol effective and safe for treating back pain?). The studies are identified, assessed, and summarized by using a systematic and predefined approach. They inform recommendations for healthcare and research. 2014, Issue 12. Art. No.: CD010216. DOI: 10.1002/14651858.CD010216.pub2.
Link to Plain Language Summary: bit.ly/1L93jw0
Low/Very low quality evidence (GRADE)