<p>Flowchart of the selection process of the RCTs for the systematic review and meta-analysis.</p
<p>PRISMA flowchart summarizing the identification and selection process of the studies for inclusio...
<p>Flowchart describing the systematic literature search and study selection process.</p
<p>A flow chart summarizing the study selection process for this meta-analysis.</p
<p>Flowchart of the Selection Process for Studies Included in the Systematic Review.</p
<p>Flowchart of identification and selection of studies for the systematic review.</p
<p>The selection flowchart of the studies included in the present meta-analysis.</p
<p>Flowchart of the selection of randomized controlled trials (RCTs) for the meta-analysis.</p
<p>Flowchart describing the selection of studies included in the meta-analyses.</p
<p>Flowchart of the systematic literature search and study selection process.</p
<p>Flowchart showing the selection of studies for inclusion in the meta-analysis.</p
<p>Flowchart of the selection of the 8 eligible studies in the meta-analysis.</p
<p>Flow chart depicting the selection process for the studies included in the meta-analysis.</p
Flow chart of the selection of included studies for systematic review and meta-analysis.</p
Flowchart of the manuscript-screening process and their inclusion in the systematic review and stati...
<p>Flow diagram of selection process for selected studies included in the meta-analysis.</p
<p>PRISMA flowchart summarizing the identification and selection process of the studies for inclusio...
<p>Flowchart describing the systematic literature search and study selection process.</p
<p>A flow chart summarizing the study selection process for this meta-analysis.</p
<p>Flowchart of the Selection Process for Studies Included in the Systematic Review.</p
<p>Flowchart of identification and selection of studies for the systematic review.</p
<p>The selection flowchart of the studies included in the present meta-analysis.</p
<p>Flowchart of the selection of randomized controlled trials (RCTs) for the meta-analysis.</p
<p>Flowchart describing the selection of studies included in the meta-analyses.</p
<p>Flowchart of the systematic literature search and study selection process.</p
<p>Flowchart showing the selection of studies for inclusion in the meta-analysis.</p
<p>Flowchart of the selection of the 8 eligible studies in the meta-analysis.</p
<p>Flow chart depicting the selection process for the studies included in the meta-analysis.</p
Flow chart of the selection of included studies for systematic review and meta-analysis.</p
Flowchart of the manuscript-screening process and their inclusion in the systematic review and stati...
<p>Flow diagram of selection process for selected studies included in the meta-analysis.</p
<p>PRISMA flowchart summarizing the identification and selection process of the studies for inclusio...
<p>Flowchart describing the systematic literature search and study selection process.</p
<p>A flow chart summarizing the study selection process for this meta-analysis.</p