Published on in Vol 9, No 7 (2021): July
                                    Preprints (earlier versions) of this paper are
                                    available at
                                    https://preprints.jmir.org/preprint/27955, first published
                                    .
                                

1 College of Biomedical Engineering and Instrumental Science, Zhejiang University, Hangzhou, China
2 Key Laboratory for Biomedical Engineering, Ministry of Education, Hangzhou, China
3 Department of Thoracic Surgery II, Peking University Cancer Hospital & Institute, Beijing, China
