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Effects of chronic methadone treatment on cocaine- and food-maintained responding under second-order, progressive-ratio and concurrent-choice schedules in rhesus monkeys
S.Stevens Negus, Nancy K MelloVolume:
74
Year:
2004
Language:
english
Pages:
310
DOI:
10.1016/j.drugalcdep.2004.01.006
File:
PDF, 189 KB
english, 2004