E Cigarettes the Good, the Bad and the Ugly DAN Southern Africa Switching from tobacco to e cigarettes does not reverse respiratory epithelium damage UCR News UC Riverside Cigarette smokers who try to quit often end up vaping and smoking WashU Medicine Teenagers who use e cigarettes more likely to start smoking, study finds Vaping The Guardian Vaping as good as Chantix to help quit smoking: JAMA study STAT Juul Closes Deal with Tobacco Giant Altria The New York Times