Altria Writes Down Juul Investment by $4.5 Billion Amid Vaping Backlash Markets Insider Juul Shares Are Popping Up in Portfolios of Antismoking Groups Bloomberg The impact of JUUL market entry on cigarette sales: evidence from a major chain retailer in Canada Harm Reduction Journal Springer Nature Link Juul: The meteoric rise, and fall, of the e cigarette company Sherwood News Juul Labs agrees to pay $462 million vaping settlement to six states Los Angeles Times