#toolittletoolate: JUUL-related content on Instagram before and after self-regulatory action Czaplicki, Lauren ; Tulsiani, Shreya ; Kostygina, Ganna ; Feng, Miao ; Kim, Yoonsang ; Perks, Siobhan N. ; Emery, Sherry ; Schillo, Barbara Abstract Publication: PLoS ONE Pub Date: May 2020 DOI: 10.1371/journal.pone.0233419 Bibcode: 2020PLoSO..1533419C