- Correspondence to Dr. med. Daniel Huys, Klinik und Poliklinik fur Psychiatrie und Psychotherapie, Uniklinik Köln, 50937 Köln, Germany;
- Received June 12, 2018
- Revised January 21, 2019
- Accepted January 21, 2019
- First published February 15, 2019.
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