Fig. 1From: Physical functional performance and prognosis in patients with heart failure: a systematic review and meta-analysisFlow-Diagram. PRISMA 2009. From: 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:https://doi.org/10.1371/journal.pmed1000097. For more information, visit www.prisma-statement.orgBack to article page