[This corrects the article DOI: 10.2196/27806.].
©Cheng-Sheng Yu, Shy-Shin Chang, Tzu-Hao Chang, Jenny L Wu, Yu-Jiun Lin, Hsiung-Fei Chien, Ray-Jade Chen. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 09.07.2021.