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. 2018 Mar 14;72(3):7203205010p1–7203205010p8. doi: 10.5014/ajot.2018.027110

Figure 1.

Figure 1.

Flow diagram of articles identified, screened, eligible for, and included in the systematic review.

Figure format from “Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement,” by D. Moher, A. Liberati, J. Tetzlaff, and D. G. Altman; PRISMA Group, 2009, PLoS Medicine, 6(6), e1000097. https://doi.org/10.1371/journal.pmed.1000097