Funding for this research was provided by:
National Institutes of Health (R01AG033017, K08AG052648, P01AG019724, P50AG023501)
Received: 24 July 2019
Accepted: 14 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: Consent for brain donation was obtained from all subjects or their surrogates in accordance with the Declaration of Helsinki, and the research was approved by the UCSF Committee on Human Research.
: The authors declare that they have no competing financial and non-financial interests.