. 2019 Aug 21;5(2):e13529. doi: 10.2196/13529
©Martina Bientzle, Emrah Hircin, Joachim Kimmerle, Christian Knipfer, Ralf Smeets, Robert Gaudin, Peter Holtz. Originally published in JMIR Medical Education (http://mededu.jmir.org), 21.08.2019.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Medical Education, is properly cited. The complete bibliographic information, a link to the original publication on http://mededu.jmir.org/, as well as this copyright and license information must be included.