It is important to study trends of e-cigarette use among various subgroups to understand which populations may be susceptible to their health effects. We utilized cross-sectional data from the 2016… Click to show full abstract
It is important to study trends of e-cigarette use among various subgroups to understand which populations may be susceptible to their health effects. We utilized cross-sectional data from the 2016 to 2017 Behavioral Risk Factor Surveillance System (BRFSS), a nationally representative U.S.
               
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