Published on in Vol 22 , No 10 (2020) :October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/21299, first published
.

1 Data Science Department, Symptoma, Vienna, AT
2 Medical Department, Symptoma, Attersee, AT
3 Department of Internal Medicine, Paracelsus Medical University, Salzburg, AT