Burris, J. ., Riley, E. ., Puleo, G. ., & Smith, G. . (2017). A longitudinal study of the reciprocal relationship between ever smoking and urgency in early adolescence. Drug and Alcohol Dependence, 178, 519-526. https://doi.org/10.1016/j.drugalcdep.2017.06.007 (Original work published 2017)