About the Authors

Roland von Känel

roland.vonkaenel@insel.ch

Affiliations Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland, Department of Neurology, Bern University Hospital, Inselspital, and University of Bern, Bern, Switzerland, Department of Clinical Research, University of Bern, Bern, Switzerland

Nasser Fardad

Affiliation Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland

Nadine Steurer

Affiliation Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland

Nicole Horak

Affiliation Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland

Esther Hindermann

Affiliation Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland

Franz Fischer

Affiliation Psymeta GmbH, Schafisheim, Switzerland

Katharina Gessler

Affiliation Department of Psychosomatic Medicine, Clinic Barmelweid, Barmelweid, Switzerland

Competing Interests

Co-author Franz Fischer is employed by Psymeta GmbH. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RvK NF KG. Analyzed the data: RvK FF NS. Contributed reagents/materials/analysis tools: NH EH. Wrote the paper: RvK KG. Data acquisition and management: NF NS NH KG. Critical revision of manuscript for intellectual content: NF NS NH EH FF.