Funding for this research was provided by:
National Institute on Aging (P50-AG047270, K23-AG057784)
National Institute of Mental Health (R25-MH071584)
Text and Data Mining valid from 2020-01-18
Received: 21 July 2019
Accepted: 5 January 2020
First Online: 18 January 2020
Ethics approval and consent to participate
: The study protocol was approved by the Yale University Human Investigation Committee and Radiation Safety Committee. All participants provided written informed consent prior to participating in the study.
: Not applicable
: The authors declare that they have no competing interests.