PDF) Trying to clear the air: e cigarette use and periodontal disease Electronic Cigarette Vape Exposure Exacerbates Post Ischemic Outcomes in Female but Not in Male Rats Stroke Effect of unguided e cigarette provision on uptake, use, and smoking cessation among adults who smoke in the USA: a naturalistic, randomised, controlled clinical trial eClinicalMedicine History of e cigarettes use must be part of the dental patient records Journal of Oral Diagnosis Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports How Electronic Cigarettes Work HowStuffWorks