title: Are "e-cigarettes" safer than regular ones?
mesh_terms: D002273:Carcinogens / Q000008:administration & dosage*; D016503:Drug Delivery Systems / Q000295:instrumentation; D004360:Drug Therapy, Computer-Assisted; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D020407:Internet; D009330:Nebulizers and Vaporizers; D009538:Nicotine / Q000008:administration & dosage* / Q000009:adverse effects; D016540:Smoking Cessation / Q000379:methods*; D014030:Tobacco, Smokeless / Q000009:adverse effects*; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D002273:Carcinogens; D009538:Nicotine