©Leesa Lin, Yi Song, Qian Wang, Jialu Pu, Fiona Yueqian Sun, Yixuan Zhang, Xinyu Zhou, Heidi J Larson, Zhiyuan Hou. Originally published in JMIR Infodemiology (https://infodemiology.jmir.org), 27.08.2021.
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 JMIR Infodemiology, is properly cited. The complete bibliographic information, a link to the original publication on https://infodemiology.jmir.org/, as well as this copyright and license information must be included.