CBP and FDA seize nearly $34 million of illegal E Cigarettes during joint operation U.S. Customs and Border Protection Single use e cigarettes: The environmental impact of disposable vapes: A growing threat to waste management WMW Electronic cigarette smoke reduces ribosomal protein gene expression to impair protein synthesis in primary human airway epithelial cells Scientific Reports E cigarette users who test positive for COVID 19 are more likely to experience COVID 19 symptoms Mayo Clinic News Network Harvard scientist finds microbial contaminants in e cigs Harvard Gazette Pod based e cigarettes may foster greater nicotine dependence Harvard Gazette