Source: Lewis N, McCaffrey K, Sage K, et al. E-cigarette Use, or Vaping, Practices and Characteristics Among Persons with Associated Lung Injury — Utah, April–October 2019. MMWR Morb Mortal Wkly Rep. ePub: 22 October 2019. DOI: http://dx.doi.org/10.15585/mmwr.mm6842e1 Summary What is already known...