title: E-cigarettes and smoking cessation - Authors' reply.
authors.affiliation: Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
authors.forename: Sara
authors.initials: S
authors.lastname: Kalkhoran
authors.affiliation: Department of Medicine, University of California San Francisco, San Francisco, CA 94143, USA. Electronic address: stanton.glantz@ucsf.edu.
authors.forename: Stanton A
authors.initials: SA
authors.lastname: Glantz
mesh_terms: D066300:Electronic Nicotine Delivery Systems; D006801:Humans; D016540:Smoking Cessation; D000074606:Smoking Prevention; D014029:Tobacco Use Disorder