----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
- Flouris AD, Oikonomou DN. Electronic cigarettes: miracle or menace? BMJ. 2010;340:c311.
- Schober W, Szendrei K, Matzen W, et al. Use of electronic cigarettes (e-cigarettes) impairs indoor air quality and increases FeNO levels of e-cigarette consumers. International Journal of Hygiene and Environmental Health. 2013.
- Williams M, Villarreal A, Bozhilov K, Lin S, Talbot P. Metal and silicate particles including nanoparticles are present in electronic cigarette cartomizer fluid and aerosol. PloS one. 2013;8(3):e57987.
- Offermann F. The Hazards of E-Cigarettes. ASHRAE JOURNAL. 2014;56(6):38-44.
- Laugesen M. Safety Report on the Ruyan® e-cigarette Cartridge and Inhaled Aerosol. Christchurch: Health New Zealand Ltd.; October 30, 2008.
- Westenberger BJ. Evaluation of e-cigarettes. St. Louis, MO: Food and Drug Administration, Center for Drug Evaluation and Research, Division of Pharmaceutical Analysis; May 4 2009, May 4.
- World Health Organization. Regulatory scope. Tobacco product regulation. Electronic nicotine delivery systems. Drug Information. 2010;24(1):30-32.
- World Health Organization. Electronic nicotine delivery systems. Geneva, Switzerland: WHO; July 21 2014.
- Trtchounian A, Talbot P. Electronic nicotine delivery systems: is there a need for regulation? Tob Control. 2011;20(1):47-52.
- Vardavas CI, Anagnostopoulos N, Kougias M, Evangelopoulou V, Connolly GN, Behrakis PK. Acute pulmonary effects of using an e-cigarette: impact on respiratory flow resistance, impedance and exhaled nitric oxide. Chest. Dec 22 2011.