Funding for this research was provided by:
Jack Brown and Family Alzheimer's Research Foundation (N/A)
Received: 9 January 2020
Accepted: 6 June 2020
First Online: 16 June 2020
Ethics approval and consent to participate
: Ethical approval for this study was obtained from the Vancouver Coastal Health Research Institute and the University of British Columbia’s Clinical Research Ethics Board (H14–01301). All participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.