About the Authors

Stephan Seiler

Affiliation Department of Neurology, Division of Neurogeriatrics, Medical University of Graz, Graz, Austria

Helena Schmidt

Affiliations Department of Neurology, Division of Neurogeriatrics, Medical University of Graz, Graz, Austria, Institute of Molecular Biology and Biochemistry, Centre for Molecular Medicine, Medical University of Graz, Graz, Austria

Anita Lechner

Affiliation Department of Neurology, Division of Neurogeriatrics, Medical University of Graz, Graz, Austria

Thomas Benke

Affiliation Department of Neurology, Medical University of Innsbruck, Innsbruck, Austria

Guenter Sanin

Affiliation Department of Neurology, Medical University of Innsbruck, Innsbruck, Austria

Gerhard Ransmayr

Affiliation Department of Neurology, General Hospital Linz, Linz, Austria

Riccarda Lehner

Affiliation Department of Neurology, General Hospital Linz, Linz, Austria

Peter Dal-Bianco

Affiliation Department of Neurology, Medical University of Vienna, Vienna, Austria

Peter Santer

Affiliation Department of Neurology, Medical University of Vienna, Vienna, Austria

Patricia Linortner

Affiliation Department of Neurology, Division of Neurogeriatrics, Medical University of Graz, Graz, Austria

Christian Eggers

Affiliation Department of Neurology, Konventhospital der Barmherzigen Brüder Linz, Linz, Austria

Bernhard Haider

Affiliation Department of Neurology, Konventhospital der Barmherzigen Brüder Linz, Linz, Austria

Margarete Uranues

Affiliation Department of Geriatric Psychiatry, Landesnervenklinik Sigmund Freud Graz, Graz, Austria

Josef Marksteiner

Affiliation Department of Psychiatry and Psychotherapy, Regional Hospital Hall in Tirol, Hall in Tirol, Austria

Friedrich Leblhuber

Affiliation Department of Neurology and Geriatric Psychiatry, Nervenklinik Wagner-Jauregg Linz, Linz, Austria

Peter Kapeller

Affiliation Department of Neurology and Psychosomatic Medicine, Regional Hospital Villach, Villach, Austria

Christian Bancher

Affiliation Department of Neurology, Regional Hospital Horn, Horn, Austria

Reinhold Schmidt

reinhold.schmidt@medunigraz.at

Membership of the PRODEM Study Group is provided in the Acknowledgments.

Affiliation Department of Neurology, Division of Neurogeriatrics, Medical University of Graz, Graz, Austria

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RS HS TB GR PDB CE MU JM FL PK CB. Performed the experiments: RS TB GR PDB CE MU JM FL PK CB AL SS PS GS RL BH. Analyzed the data: SS HS RS PL. Wrote the paper: SS RS HS PL GR TB.