- Correspondence to Ingrid ten Haken, Research Group Technology, Health & Care, Saxion University of Applied Sciences - AMM, P.O. Box 70.000, Enschede 7500 KB, The Netherlands;
- Received October 17, 2019
- Revised April 29, 2020
- Accepted May 20, 2020
- First published June 16, 2020.
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