Published on in Vol 7, No 5 (2019): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12965, first published
.
1 SingHealth Polyclinics, Singapore, Singapore
2 Health Services and Systems Research, Duke–National University of Singapore Medical School, Singapore, Singapore
3 KKT Technology Pte Ltd, Singapore, Singapore