de Pablo, S., De Micheli, A., Solmi, M., Oliver, D., Catalan, A., , … Fusar-Poli, P. (1969). Universal and Selective Interventions to Prevent Poor Mental Health Outcomes in Young People: Systematic Review and Meta-analysis. Harvard Review of Psychiatry, 29(3), 196-215. https://doi.org/10.1097/HRP.0000000000000294 (Original work published 1969)