Al Rifai, Mahmoud, et al. “E-Cigarette Use and Risk Behaviors Among Lesbian, Gay, Bisexual, and Transgender Adults: The Behavioral Risk Factor Surveillance System (BRFSS) Survey”.
Kansas Journal of Medicine, vol. 13, no. 1, Dec. 2020, pp. 318-21,
https://doi.org/10.17161/kjm.vol13.13861.