Internet-based interventions for heavy drinkers show promising results, but existing research is characterized by few studies in nonstudent adult populations and few comparisons with appropriate control groups.
Hansen, A. B. G., Becker, U., Nielsen, A. S., Grønbæk, M., Tolstrup, J. S., & Thygesen, L. C. (2012). Internet-based brief personalized feedback intervention in a non-treatment-seeking population of adult heavy drinkers: a randomized controlled trial. Journal of Medical Internet Research, 14(4), e98. https://doi.org/10.2196/jmir.1883