Fig. 2From: The impact of technology systems and level of support in digital mental health interventions: a secondary meta-analysisStudy flow diagram: meta-analysis. Moher D, Liberati A, Tetzlaff J, Altman DG, The PRISMA Group (2009). Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement. PLoS Med 6(6): e1000097. doi:http://orcid.org/10.1371/journal.pmed1000097Back to article page