Early and prolonged exposure to reward delay: effects on impulsive choice and alcohol self-administration in male rats
Experimental and Clinical Psychopharmacology (2013) - Comment
pubmed: 23356729  doi: 10.1037/a0031245  issn: 1936-2293  issn: 1064-1297 

Jeffrey S. Stein, Patrick S. Johnson, C. Renee Renda, Rochelle R. Smits, Kennan J. Liston, Timothy A. Shahan, Gregory J. Madden