Published on in Vol 6, No 3 (2022): March
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/38002, first published
.
1 Clinic for Neurology and Palliative Medicine, Municipal Hospital Köln-Merheim, Cologne, Germany
2 Institut Dr. Schauerte, Munich, Germany
3 Bayer Vital GmbH, Leverkusen, Germany