Funding for this research was provided by:
William T. Grant Foundation (201010003)
Text and Data Mining valid from 2018-11-24
First Online: 24 November 2018
Compliance with Ethical Standards
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants 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. The study protocol was approved by the Institutional Review Board of the University of North Carolina at Greensboro.
: Informed consent was obtained from all individual participants included in the study.