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Article History

Received: 10 October 2017

Accepted: 14 January 2018

First Online: 26 January 2018

Ethics approval and consent to participate

: The study protocol was approved by the Ethics Committee of the University Hospital of Vic (2,014,850 PR80). All patients enrolled in the study provided written informed consent for participation or, if this was not possible due to advanced dementia situation (GDS ≥ 6), by close family relatives. This study was conducted according to the guidelines of the Declaration of Helsinki.

: Not applicable. The manuscript contains no individual person’s identifiable data.

: The authors report no conflicts of interest. RRO is a member of the editorial board of BMC Geriatrics. The authors alone are responsible for the content and writing of the paper.

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