. 2022 Mar 25;24(3):e27894. doi: 10.2196/27894
©Kar-Hai Chu, Tina B Hershey, Beth L Hoffman, Riley Wolynn, Jason B Colditz, Jaime E Sidani, Brian A Primack. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 25.03.2022.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on https://www.jmir.org/, as well as this copyright and license information must be included.
Figure 1.
Puff Bar and JUUL comparison. Left: Puff Bar device; right: JUUL device.