About the Authors

Marcel Arnold

Contributed equally to this work with: Marcel Arnold, Kai Liesirova

marcel.arnold@insel.ch

‡ MA and KL are shared first authors on this work. SJ and HS also contributed equally to this work and are shared last authors on this work.

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Kai Liesirova

Contributed equally to this work with: Marcel Arnold, Kai Liesirova

‡ MA and KL are shared first authors on this work. SJ and HS also contributed equally to this work and are shared last authors on this work.

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Anne Broeg-Morvay

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Julia Meisterernst

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Markus Schlager

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Marie-Luise Mono

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Marwan El-Koussy

Affiliation Department of Neuroradiology, University Hospital of Berne, Berne, Switzerland

Georg Kägi

Affiliation Department of Neurology and Neurophysiology, Kantonsspital St. Gallen, St. Gallen, Switzerland

Simon Jung

‡ MA and KL are shared first authors on this work. SJ and HS also contributed equally to this work and are shared last authors on this work.

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Hakan Sarikaya

‡ MA and KL are shared first authors on this work. SJ and HS also contributed equally to this work and are shared last authors on this work.

Affiliation Department of Neurology, University Hospital of Berne, Berne, Switzerland

Competing Interests

This study was supported by Nestec S.A. The terms of arrangement are in accordance with the policy on objectivity in research of the University Hospital of Berne. The funders had no role in study design, data collection and analysis, decision to publish, preparation or writing of the manuscript. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MA SJ HS. Analyzed the data: KL SJ MA HS. Wrote the paper: HS MA KL SJ. Made critical revision to the manuscript: AB-M JM MS M-LM ME-K GK. Collected data: KL AB-M JM MS M-LM ME-K GK. Wrote grant for funding: SJ MA HS.