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 , NL
2 National eHealth Living Lab , Leiden University Medical Centre, Leiden , NL
3 Public Health and Primary Care Department , Leiden University Medical Centre, Leiden , NL
4 Unilabs Group , Geneva , CH