About the Authors

Anna-Maija Tolppanen

anna-maija.tolppanen@uef.fi

Affiliation Institute of Clinical Medicine – Neurology, University of Eastern Finland, Kuopio, Finland

Piia Lavikainen

Affiliation Kuopio Research Centre of Geriatric Care, University of Eastern Finland, Kuopio, Finland

Hilkka Soininen

Affiliations Institute of Clinical Medicine – Neurology, University of Eastern Finland, Kuopio, Finland, Department of Neurology, Kuopio University Hospital, Kuopio, Finland

Sirpa Hartikainen

Affiliations Kuopio Research Centre of Geriatric Care, University of Eastern Finland, Kuopio, Finland, Pharmacology and Geriatric Pharmacotherapy Unit, University of Eastern Finland, Kuopio, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AMT PL SH. Analyzed the data: AMT. Wrote the paper: AMT PL HS SH.