Beach, Steven R. H.
Lei, Man Kit
Brody, Gene H.
Philibert, Robert A.
Funding for this research was provided by:
National Institute of Child Health and Human Development (5R01HD030588-16A1)
National Institute on Drug Abuse (P30 DA027827)
Eunice Kennedy Shriver National Institute of Child Health and Human Development (R01HD069439)
Article History
First Online: 21 September 2016
Compliance with Ethical Standards
:
: This article was supported in part by grants 5R01HD030588-16A1 and P30 DA027827 awarded to Gene H. Brody.
: 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.
: Informed consent was obtained from all individual participants at each wave of the study (and assent was obtained from minors).