Published on in Vol 23, No 1 (2021): January
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/23410, first published
.
1 School of Nursing and Rehabilitation, Shandong University, Jinan, China
2 Tulane University School of Public Health and Tropical Medicine, New Orleans, LA, United States