Funding for this research was provided by:
National Institute on Drug Abuse (T32DA019426-11)
Center for Mental Health Services
Article History
First Online: 4 October 2017
Compliance with Ethical Standards
:
: The authors declare that they have no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Yale University Human Subjects Research Protection Program (HRPP), which provided oversight of the study, 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.