<p>Procedure of publication retrieval and in- and exclusion of cases is displayed in a PRISMA (preferred reporting items for systematic reviews and meta-analyses) flow chart.</p
<p>PRISMA flow chart documenting numbers of studies retrieved, included and excluded at each stage o...
<p>Study flow depicting search strategy, inclusion/exclusion criteria, and summary of systematic rev...
<p>(Data from some studies was used more than once, as they reported data in multiple controls.).</p
<p>Procedure of publication retrieval and in- and exclusion of cases displayed in a PRISMA (Preferre...
<p>PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) flow diagram of the s...
Flow chart maps the number of records identified during the different phases of the systematic liter...
The PRISMA flow chart is the Preferred Reporting Items for Systematic Reviews and Meta-Analyses. The...
<p>Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) flow chart for the re...
<p>From: Moher D, Liberati A, Tetzlaff J, Altman DG. Preferred Reporting Items for Systematic Review...
<p>Flow chart of literature search, selected meta-analyses papers, selection of sub-analyses and sel...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram represents the literature search in different electronic data base followed b...
<p>Identification and selection of articles for inclusion in this systematic review.</p
<p>PRISMA flow chart outlining the literature search and the study selection process.</p
<p>PRISMA flow-chart describing the selection process in the systematic literature review.</p
<p>PRISMA flow chart documenting numbers of studies retrieved, included and excluded at each stage o...
<p>Study flow depicting search strategy, inclusion/exclusion criteria, and summary of systematic rev...
<p>(Data from some studies was used more than once, as they reported data in multiple controls.).</p
<p>Procedure of publication retrieval and in- and exclusion of cases displayed in a PRISMA (Preferre...
<p>PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) flow diagram of the s...
Flow chart maps the number of records identified during the different phases of the systematic liter...
The PRISMA flow chart is the Preferred Reporting Items for Systematic Reviews and Meta-Analyses. The...
<p>Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) flow chart for the re...
<p>From: Moher D, Liberati A, Tetzlaff J, Altman DG. Preferred Reporting Items for Systematic Review...
<p>Flow chart of literature search, selected meta-analyses papers, selection of sub-analyses and sel...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram represents the literature search in different electronic data base followed b...
<p>Identification and selection of articles for inclusion in this systematic review.</p
<p>PRISMA flow chart outlining the literature search and the study selection process.</p
<p>PRISMA flow-chart describing the selection process in the systematic literature review.</p
<p>PRISMA flow chart documenting numbers of studies retrieved, included and excluded at each stage o...
<p>Study flow depicting search strategy, inclusion/exclusion criteria, and summary of systematic rev...
<p>(Data from some studies was used more than once, as they reported data in multiple controls.).</p