1. Protano C, Di Milia LM, Orsi GB, Vitali M. Electronic cigarette: A threat or an opportunity for public health? State of the art and future perspectives. La Clinica Terapeutica. 2015;166(1):32-37
2. Wang TW, Marynak KL, Agaku IT, King BA. Secondhand exposure to electronic cigarette aerosol among us youths. JAMA Pediatrics. 2017;171(5):490-492
3. Drope J, Cahn Z, Kennedy R, Liber AC, Stoklosa M, Henson R, et al. Key issues surrounding the health impacts of electronic nicotine delivery systems (ENDS) and other sources of nicotine. CA: A Cancer Journal for Clinicians. 2017;67(6):449-471
4. Benowitz NL, Fraiman JB. Cardiovascular effects of electronic cigarettes. Nature Reviews Cardiology. 2017;14(8):447-456
5. Farsalinos KE, Romagna G, Tsiapras D, Kyrzopoulos S, Voudris V. Characteristics, perceived side effects and benefits of electronic cigarette use: A worldwide survey of more than 19,000 consumers. International Journal of Environmental Research and Public Health. 2014;11(4):4356-4373