Electronic cigarette nicotine delivery can exceed that of combustible cigarettes: a preliminary reportCarolina Ramôa, Thomas Eissenberg, Tory R. Spindle et al.|Tobacco Control|2015Cited by 156
Electronic cigarette user plasma nicotine concentration, puff topography, heart rate, and subjective effects: Influence of liquid nicotine concentration and user experience.Marzena Hiler, Thomas Eissenberg, Alison Breland et al.|Experimental and Clinical Psychopharmacology|2017Cited by 150