Published on in Vol 23, No 5 (2021): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/27180, first published
.

1 Saltro Diagnostic Centre, Utrecht, The Netherlands
2 National eHealth Living Lab, Leiden University Medical Centre, Leiden, The Netherlands
3 Public Health and Primary Care Department, Leiden University Medical Centre, Leiden, The Netherlands
4 Unilabs Group, Geneva, Switzerland