Prospective follow up of New York City residents with e cigarette, or vaping product use associated lung injury20202021 PLOS One New E Cigarette Laws Could Drive Some Users to Smoke More Cigarettes Duke Health E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State Health News E cigarettes: Facts, stats and regulations E cigarette or vaping product use associated lung injury: an emergency medicine approach for early diagnosis and treatment Teens and Vaping: Everything You Need to Know Agape