. 2021 Jul 30;23(7):e29979. doi: 10.2196/29979
©Jae Ho Cho, Jung-Yeon Choi, Nak-Hyun Kim, Yejee Lim, Jung Hun Ohn, Eun Sun Kim, Jiwon Ryu, Jangsun Kim, Yiseob Kim, Sun-wook Kim, Kwang-Il Kim. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 30.07.2021.
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 2.
Flow diagram of study participants.