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. 2018 Mar 31;10(3):e2401. doi: 10.7759/cureus.2401

Figure 1. PRISMA flow diagram.

Figure 1

PRISMA: Preferred Reporting Items for Systematic Reviews and Meta-Analyses; K.G.: Kavitha Ganesan; Y.H.: Yacob Habboush; GRADE: Grading of Recommendations Assessment, Development and Evaluation.