Psychiatric symptoms and treatment outcomes in cocaine-dependent adults treated with buprenorphine and long-acting naltrexone

s / Drug and Alcohol Dependence 156 (2015) e102–e182 e157 Symmetrical discounting of the future and the past in heavy smokers and alcohol drinkers Lara Moody2,1, Warren K. Bickel2 1 Virginia Tech, Roanoke, VA, United States 2 Addiction Recovery and Research Center, Virginia Tech Carilion Research Institute, Roanoke, VA, United