Published on in Vol 8, No 7 (2020): July
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/15918, first published
.
1 Institute of Medical Informatics, Statistics and Epidemiology, University Medical Center rechts der Isar, School of Medicine, Technical University of Munich, Munich, Germany
2 Charité - Universitätsmedizin Berlin, Berlin, Germany
3 Berlin Institute of Health, Berlin, Germany