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0022-006X.66.5.761
0022-006X.66.5.761
http://dx.doi.org/10.1037//0022-006X.66.5.761
Schedule of voucher delivery influences initiation of cocaine abstinence.
P356
Q52182581-DEF56453-371A-4235-8240-895BC35A9F1C
P356
0022-006X.66.5.761
http://dx.doi.org/10.1037//0022-006X.66.5.761