Published on in Vol 9, No 10 (2020): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/22679, first published
.
1 Clinical Research Unit, National Healthcare Group Polyclinics, Singapore, Singapore
2 Geriatric Education and Research Institute, Singapore, Singapore
3 Department of Geriatric Medicine, Tan Tock Seng Hospital, Singapore, Singapore