Terry, Alvin V. Jr
Plagenhoef, Marc
Callahan, Patrick M.
Article History
Received: 17 July 2015
Accepted: 10 November 2015
First Online: 27 November 2015
Compliance with ethical standards
:
: The authors do not declare any conflict of interest.
: This work was supported in part by the National Institute on Drug Abuse [Grant R01-DA029127] and by Prime Behavior Testing Laboratories, Inc., Evans, Georgia