Funding for this research was provided by:
National Institute on Aging (P01AG043352, R01AG047310)
Text and Data Mining valid from 2019-11-21
Received: 21 June 2019
Revised: 19 September 2019
Accepted: 10 October 2019
First Online: 21 November 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This study focuses on secondary analysis of data obtained from dbGaP upon approval by local Institutional Review Board (IRB), and does not involve gathering data from human subjects directly. All procedures performed were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: This manuscript was not prepared in collaboration with LOADFS investigators and does not necessarily reflect the opinions or views of LOADFS. This manuscript was not prepared in collaboration with investigators of the FHS and does not necessarily reflect the opinions or views of the FHS, Boston University, or NHLBI. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health.