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The purpose of this study is to investigate how the use of flavored e-cigarettes varies between youth (12–17years old), young adults (18–29years old), and older adults (30+ years old). Cross-sectional surveys of school-going youth (n=3907) and young adult college students (n=5482) in Texas, and young adults and older adults (n=6051) nationwide were administered in 2014–2015. Proportions and 95% confidence...