Funding for this research was provided by:
Administration for Children and Families (90YR0074-01-00)
Text and Data Mining valid from 2019-11-05
Received: 22 March 2019
Accepted: 1 November 2019
First Online: 5 November 2019
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 research committee (University of Southern California University Park Institutional Review Board, UP-14-00329) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.