Long, E. C.
Verhulst, B.
Aggen, S. H.
Kendler, K. S.
Gillespie, N. A.
Funding for this research was provided by:
National Institutes of Health (DA-011287)
Article History
Received: 15 December 2016
Accepted: 24 June 2017
First Online: 17 July 2017
Compliance with ethical standards
:
: E. C. Long, B. Verhulst, S. H. Aggen, K. S. Kendler and N. A. Gillespie declare that they have no conflict of interest.
: Data is no longer being conducted. However, all past procedures performed in studies involving human participants were in accordance with the ethical standards of the Committee for the Conduct of Human Research at Virginia Commonwealth University and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: The Committee for the Conduct of Human Research at Virginia Commonwealth University approved the project. Informed consent was obtained from all participants.
: This article does not contain any studies with animals performed by any of the authors.