Received: 4 February 2020
Accepted: 11 September 2020
First Online: 22 September 2020
Ethics approval and consent to participate
: This study does not meet the regulatory definition of human subjects research and, thus, excluded from IRB oversight.
: Dr. Matt Vassar reports receipt of funding from the National Institute on Drug Abuse, the National Institute on Alcohol Abuse and Alcoholism, the US Office of Research Integrity, Oklahoma Center for Advancement of Science and Technology, and internal grants from Oklahoma State University Center for Health Sciences — all outside of the present work. All other authors report no conflicts of interest.