Funding for this research was provided by:
The National Institutes of Health (R01MH076488)
The National Institutes of Health (R01NR13466)
Article History
First Online: 8 February 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The approval for the study protocol was obtained from the Institutional Review Boards at Wayne State University in the United States and Beijing Normal University in China.
: Informed consent was obtained from all children and their caregivers included in the study.