About the Authors

Thomas Duning

thomas.duning@ukmuenster.de

Affiliation Department of Neurology, University Hospital of Muenster, Muenster, Germany

Michael Deppe

Affiliation Department of Neurology, University Hospital of Muenster, Muenster, Germany

Eva Brand

Affiliation Internal Medicine D, Department of Nephrology, Hypertension and Rheumatology, University Hospital Muenster, Muenster, Germany

Jörg Stypmann

Affiliation Department of Cardiovascular Medicine, Division of Cardiology, University Hospital Muenster, Muenster, Germany

Charlotte Becht

Affiliation Department of Neurology, University Hospital of Muenster, Muenster, Germany

Anna Heidbreder

Affiliations Department of Neurology, University Hospital of Muenster, Muenster, Germany, Department of Neurology, Section for Sleepmedicine, University Hospital Muenster, Muenster, Germany

Peter Young

Affiliations Department of Neurology, University Hospital of Muenster, Muenster, Germany, Department of Neurology, Section for Sleepmedicine, University Hospital Muenster, Muenster, Germany

Competing Interests

The authors have the following interests: Dr. Duning has received research support from Actelion, Genzyme; has participated in speaking engagements for Genzyme, Shire, Bristol-Myers Squibb, Boehringer-Ingelheim Pharma, Sanofi Aventis, Eisai, Novartis, Bayer Vital, Merz Pharma, Actelion, and Lundbeck. Prof. Dr. Brand has been on the advisory boards of Genzyme, Shire and Daiichi-Sankyo and has participated in speaking engagements for Genzyme, Shire and Daiichi-Sankyo. She has received research support from Genzyme and Shire. Prof. Dr. Young has participated in speaking engagements for Genzyme. Parts of the retrospective analysis of clinical data for this study were supported by Genzyme. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: TD MD EB JS CB AH PY. Performed the experiments: TD MD CB AH. Analyzed the data: TD MD EB JS CB AH PY. Contributed reagents/materials/analysis tools: TD MD EB JS CB AH PY. Wrote the paper: TD MD EB JS CB AH PY.