. 2021 Sep 24;9(9):e29928. doi: 10.2196/29928
©Jang-Whan Bae, Seoung-Il Woo, Joongyub Lee, Sang-Don Park, Sung Woo Kwon, Seong Huan Choi, Gwang-Seok Yoon, Mi-Sook Kim, Seung-Sik Hwang, Won Kyung Lee. Originally published in JMIR mHealth and uHealth (https://mhealth.jmir.org), 24.09.2021.
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