Published on in Vol 22 , No 2 (2020) :February
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/16866, first published
.

1 TUM School of Life Sciences Weihenstephan, Technical University of Munich, Freising, DE
2 Strategy Institute for Digital Health, Hamburg, DE
*all authors contributed equally