American journal of respiratory and critical care medicine
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Am. J. Respir. Crit. Care Med. · Apr 2017
Electronic-cigarette Use and Respiratory Symptoms in Adolescents.
Rates of adolescent electronic (e-) cigarette use are increasing, but there has been little study of the chronic effects of use. Components of e-cigarette aerosol have known pulmonary toxicity. ⋯ Adolescent e-cigarette users had increased rates of chronic bronchitic symptoms. Further investigation is needed to determine the long-term effects of e-cigarettes on respiratory health.