. 2020 Jun 12;22(6):e19938. doi: 10.2196/19938
©Ye Seul Bae, Kyung Hwan Kim, Sae Won Choi, Taehoon Ko, Chang Wook Jeong, BeLong Cho, Min Sun Kim, EunKyo Kang. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 12.06.2020.
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