TY - GEN AU - Sigmon,Stacey C AU - Correia,Christopher J AU - Stitzer,Maxine L TI - Cocaine abstinence during methadone maintenance: effects of repeated brief exposure to voucher-based reinforcement SN - 1064-1297 PY - 2005///0310 KW - Adult KW - Cocaine-Related Disorders KW - rehabilitation KW - Female KW - Humans KW - Male KW - Methadone KW - therapeutic use KW - Motivation KW - Reinforcement, Psychology KW - Substance Abuse Detection N1 - Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1037/1064-1297.12.4.269 ER -