Delay discounting is associated with treatment response among cocaine-dependent outpatients
Experimental and Clinical Psychopharmacology (2011) - Comment
pubmed: 21517195  doi: 10.1037/a0023617  issn: 1936-2293  issn: 1064-1297 

Yukiko Washio, Stephen T. Higgins, Sarah H. Heil, Todd L. McKerchar, Gary J. Badger, Joan M. Skelly, Robert L. Dantona