Funding for this research was provided by:
National Institutes of Health (R01NS105473, R01 AG042178, R01AG047812)
Text and Data Mining valid from 2019-04-05
Received: 4 January 2019
Accepted: 13 March 2019
First Online: 5 April 2019
Compliance with Ethical Standards
: The authors declare that they have no competing interests.