About the Authors
- Joerg F. Schlaak
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Contributed equally to this work with: Joerg F. Schlaak, Martin Trippler
* E-mail: joerg.schlaak@uni-due.de
Affiliation Department of Gastroenterology and Hepatology, University Hospital of Essen, Essen, Germany
- Martin Trippler
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Contributed equally to this work with: Joerg F. Schlaak, Martin Trippler
Affiliation Department of Gastroenterology and Hepatology, University Hospital of Essen, Essen, Germany
- Carolina Hoyo-Becerra
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Affiliation Department of Gastroenterology and Hepatology, University Hospital of Essen, Essen, Germany
- Yesim Erim
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Affiliation Department of Psychosomatics, Rheinische Kliniken, Essen, Germany
- Bernhard Kis
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Affiliation Department of Psychiatry and Psychotherapy, LVR-Klinikum, Essen, Germany
- Bo Wang
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Affiliation Department of Gastroenterology and Hepatology, University Hospital of Essen, Essen, Germany
- Norbert Scherbaum
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Affiliation Addiction Research Group at the Department of Psychiatry and Psychotherapy, LVR-Klinikum, Essen, Germany
- Guido Gerken
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Affiliation Department of Gastroenterology and Hepatology, University Hospital of Essen, Essen, Germany
Competing Interests
The authors have the following interests. Joerg Schlaak is a PLoS ONE Editorial Board member. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: JS. Performed the experiments: MT YE BK BW NS. Analyzed the data: JS MT CH. Contributed reagents/materials/analysis tools: MT YE BK. Wrote the paper: JS MT YE CH GG.