About the Authors

Martin Schecklmann

martin.schecklmann@medbo.de

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Michael Landgrebe

Affiliation Department of Psychiatry, Psychosomatic Medicine and Psychotherapy, Social Foundation Bamberg, Bamberg, Germany

Tobias Kleinjung

Affiliation Department of Otorhinolaryngology, University of Zurich, Zurich, Switzerland

Elmar Frank

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Rainer Rupprecht

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Philipp G. Sand

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Peter Eichhammer

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Göran Hajak

Affiliation Department of Psychiatry, Psychosomatic Medicine and Psychotherapy, Social Foundation Bamberg, Bamberg, Germany

Berthold Langguth

Affiliation Department of Psychiatry and Psychotherapy, University Regensburg, Regensburg, Germany

Competing Interests

Co-author Berthold Langguth 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: ML TK EF PGS PE GH BL. Performed the experiments: ML EF PGS PE BL. Analyzed the data: MS BL. Contributed reagents/materials/analysis tools: TK RR PGS PE GH BL. Wrote the paper: MS ML TK PE GH BL.