Published on in Vol 7, No 10 (2020): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/23660, first published
.
1 Department of General Medicine and Psychosomatics, Heidelberg University, Heidelberg, Germany
2 Department of General Practice and Health Services Research, Heidelberg University, Heidelberg, Germany
*these authors contributed equally