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Measures of abstinence in clinical trials: issues and recommendations.
A workgroup formed by the Society for Research on Nicotine and Tobacco reviewed the literature on abstinence measures used in trials of smoking cessation interventions. We recommend that trialsExpand
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Shape of the relapse curve and long-term abstinence among untreated smokers.
OBJECTIVE To describe the relapse curve and rate of long-term prolonged abstinence among smokers who try to quit without treatment. METHOD Systematic literature review. DATA SOURCES CochraneExpand
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Effect of smoking reduction on later cessation: a pilot experimental study.
It is unclear whether reducing the number of cigarettes in smokers not trying to quit increases or decreases the likelihood of future quitting. In a pilot study, smokers not currently interested inExpand
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Intentions to quit smoking change over short periods of time.
To assess the stability of intention to quit smoking, 115 US and Swedish smokers were randomized to complete Stage of Change (SOC) or ladder scales of intentions to quit at either 0, 7, 14 and 30Expand
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Contingency tracking during unsignaled delayed reinforcement.
Three experiments were conducted with rats in which responses on one lever (labeled the functional lever) produced reinforcers after an unsignaled delay period that reset with each response duringExpand
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Ever users versus never users of a "less risky" cigarette.
The authors surveyed 173 smokers who purchased and 114 smokers who knew about but did not purchase Eclipse--a tobacco industry product that is advertised as a reduced risk cigarette. MostExpand
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The effect of a novel smoking system--Accord--on ongoing smoking and toxin exposure.
Multiple potentially reduced exposure products (PREPs) are being introduced to the market, yet little is known about how they will be used and what their public health impact might be. To determineExpand
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Searching for Evidence of Transfer between Drug Facilitators
Abstract Four autoshaping experiments with pigeons examined the transfer of facilitation between drug stimuli. In Experiment 1 the presence and absence of methadone or phencyclidine signaled which ofExpand
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