E cigarettes Stress Lungs, Impair Protein Function News Release PNNL Pod based e cigarettes may foster greater nicotine dependence Harvard Gazette Q&A: The ABCs of E Cigarettes The New York Times $20 million grant from the National Cancer Institute enables research into youth e cigarette and oral nicotine use at USC Lawmakers consider proposal to combat 'illicit' Chinese e cigarettes Sunflower State Journal