Roitto, Hanna-Maria http://orcid.org/0000-0002-5466-2873
Kautiainen, Hannu
Laurila, Jouko
Pitkälä, Kaisu H.
Funding for this research was provided by:
City of Helsinki (390010403706)
Article History
Received: 13 May 2019
Accepted: 12 June 2019
First Online: 5 July 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The study protocol was approved by the Ethics Committee of the University of Helsinki. All procedures performed were in accordance with the ethical standards of the Ethics Committee of the University of Helsinki and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from each participant and in case of significant cognitive decline (CDR 2 or 3) from their closest proxy.