TY - GEN AU - Cheek,F E AU - Holstein,C N AU - Fullam,F A AU - Arana,G AU - Tomarchio,T P AU - Mandell,S TI - From heroin to methadone--social role changes and reinforcement differentials in relation to outcome on methadone. Part I. The study of reinforcement differentials SN - 0020-773X PY - 1977///0128 KW - Adult KW - Consumer Behavior KW - Family KW - Female KW - Heroin Dependence KW - rehabilitation KW - Humans KW - Life Style KW - Male KW - Methadone KW - therapeutic use KW - Peer Group KW - Personal Satisfaction KW - Prognosis KW - Reinforcement, Psychology KW - Time Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.3109/10826087609056179 ER -