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Fig. 1 | BMC Public Health

Fig. 1

From: Individual-, family- and school-based interventions to prevent multiple risk behaviours relating to alcohol, tobacco and drug use in young people aged 8-25 years: a systematic review and meta-analysis

Fig. 1

Flow diagram detailing the systematic review screening process. Shows the systematic review process included the number of studies that were retrieved at the different search points, the number of studies excluded at each stage and the final sample of intervention studies

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