Funding for this research was provided by:
Institute of Education Science (R305H170027)
First Online: 10 December 2019
Compliance with Ethical Standards
: D.G., A.F.B., K.T., L.F., and K.B. have no conflicts of interest to declare. D.L.S. is employed by the Baltimore City Public Schools district.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Johns Hopkins School of Medicine Institutional Research Board and the Baltimore City Public School Institutional Review Board.
: Informed consent was obtained from all individual participants included in the study.