Published on in Vol 21, No 1 (2019): January
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9818, first published
.
1 University of Applied Sciences and Arts Dortmund, Department of Computer Science, Dortmund, Germany
2 Institute for Medical Informatics, Biometry and Epidemiology (IMIBE), University Hospital Essen, Essen, Germany