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Multivariate patterns of impulsivity measures predicting cocaine dependence. BIS, Barratt Impulsiveness Scale; SSRT, stop-signal reaction time; IMT, Immediate Memory Task; FP, false-positive (commission) errors; FN, false-negative (omission) errors; ln(k), natural log of delay-discounting rate; PRL, Probabilistic Reversal Learning; IGT, Iowa Gambling Task.
