Published on in Vol 9, No 6 (2021): June
                                    Preprints (earlier versions) of this paper are
                                    available at
                                    https://preprints.jmir.org/preprint/26463, first published
                                    .
                                

1 Department of Medical Informatics, West China Hospital, Sichuan University, Chengdu, China
2 Department of Otolaryngology, West China Hospital, Sichuan University, Chengdu, China
3 Department of Biomedical Informatics, University of Utah, Salt Lake City, UT, United States
*these authors contributed equally
