Funding for this research was provided by:
National Institute on Alcohol Abuse and Alcoholism (U24AA022002)
National Institute on Drug Abuse (T32DA035167, 1K23DA039769-01)
Text and Data Mining valid from 2018-11-01
Received: 22 August 2018
Accepted: 26 October 2018
First Online: 1 November 2018
Compliance with ethical standards
: Zachary L. Mannes, Lauren E. Hearn, Zhi Zhou, Jennifer W. Janelle, Robert L. Cook and Nicole Ennis declare that they have no conflict of interest.
: All procedures were in accordance with the ethical standards of the institutional research committees 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.