Temporal discounting in heroin-dependent patients: no sign effect, weaker magnitude effect, and the relationship with inhibitory control
Experimental and Clinical Psychopharmacology (2012) - Comment
pubmed: 22889040  doi: 10.1037/a0029657  issn: 1936-2293  issn: 1064-1297 

Jiuqing Cheng, Yanhong Lu, Xiaodong Han, Claudia González-Vallejo, Nan Sui