Published on in Vol 22, No 9 (2020): September
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/21956, first published
.
1 Department of Medicine, Kliniken Ostallgaeu-Kaufbeuren, Fuessen, Germany
2 DESIGN-IT GmbH, Frankfurt, Germany
3 University Medical Center Freiburg, Freiburg, Germany
*these authors contributed equally