1. Do population trends in adolescent electronic cigarette use coincide with changes in prevalence of cigarette smoking? Kristjansson, Alfgeir L.; Allegrante, John P.; Sigfusson, Jon; Sigfusdottir, Inga Dora 2019 Articles TeenagersTeenagers--Health and hygieneElectronic cigarettesSmoking
2. Patterns of youth tobacco and polytobacco usage: The shift to alternative tobacco products Harrell, Paul T.; Naqvi, Syeda Mahrukh H.; Plunk, Andrew D.; Ji, Ming; Martins, Silvia S. 2016 Articles EpidemiologyTobaccoYouth--Tobacco useTobacco useTeenagers--Tobacco useElectronic cigarettesVaping
3. “Time for dabs”: Analyzing Twitter data on marijuana concentrates across the U.S. Daniulaityte, Raminta; Nahhas, Ramzi W.; Wijeratne, Sanjaya; Carlson, Robert G.; Lamy, Francois R.; Martins, Silvia S.; Boyer, Edward W.; Smith, G. Alan; Sheth, Amit 2015 Articles EpidemiologyMarijuanaVapingElectronic cigarettesDrug abuseDrug abuse--EpidemiologyTwitter