Funding for this research was provided by:
National Institute on Aging (P30AG031054)
National Institute on Minority Health and Health Disparities (R01MD010441)
Agency for Healthcare Research and Quality (T32HS013852)
Received: 17 May 2018
Accepted: 29 August 2018
First Online: 5 September 2018
Compliance with ethical standards
: This study was approved by the local Institutional Review Board and carried out in accordance with guidelines for the ethical conduct of research.
: The authors declare that they have no conflict of interest.