Published on in Vol 9, No 4 (2021): Oct-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/30919, first published
.
1 School of Nursing, Jilin University, Changchun, China
2 Senior Officials Inpatient Ward, First Hospital of Jilin University, Changchun, China