TY - JOUR TI - The up-rise in e-cigarette use - friend or foe? AU - Lundbäck, B. AU - Katsaounou, P. AU - Lötvall, J. JO - BMJ Open Respiratory Research PY - 2016 VL - 17 TODO - 1 SP - null PB - BioMed Central Ltd. SN - 2052-4439 TODO - 10.1186/s12931-016-0371-2 TODO - amfebutamone; CD11b antigen; CD66b antigen; cigarette smoke; lymphocyte antigen; nicotine; nitric oxide; unclassified drug; varenicline, airway; airway resistance; carcinogenicity; clinical effectiveness; clinical trial (topic); counseling; Editorial; electronic cigarette; electronic cigarette vapor extract; exposure; health hazard; human; impedance; inflammation; medical information; neutrophil; nonhuman; primary prevention; public health; risk reduction; safety; secondary prevention; smoking cessation; tobacco dependence; training; adolescent; adult; female; male; middle aged; United States; young adult, Adolescent; Adult; Electronic Nicotine Delivery Systems; Female; Humans; Male; Middle Aged; United States; Young Adult TODO - null ER -