TY - RPRT TI - Differences in orbitofrontal activation during decision-making between methadone-maintained opiate users, heroin users and healthy volunteers. AU - Karen D Ersche AU - Paul C Fletcher AU - Jonathan P Roiser AU - Tim D Fryer AU - Mervyn London AU - Trevor W Robbins AU - Barbara J Sahakian PY - 2006 DO - 10.1007/s00213-006-0515-z UR - https://pubmed.ncbi.nlm.nih.gov/16953385/ ID - 16953385 ER -