- Correspondence to Prof Markus F Neurath, Department of Medicine 1, Friedrich-Alexander-Universität (FAU) Erlangen-Nürnberg, Ulmenweg 18, Erlangen 91054, Germany;
- Received February 13, 2019
- Revised May 1, 2019
- Accepted May 3, 2019
- First published May 24, 2019.
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