<p>Presentation of the procedure of literature searching and selection with numbers of articles at each stage.</p
<p>PRISMA flow diagram detailing how articles were selected for inclusion in the quantitative litera...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram depicting process of identification and selection of studies.</p
This is the Fig 1 PRISMA flow diagram showing the number of articles identified in the literature se...
PRISMA flow diagram demonstrating the literature search and screening process.</p
<p>Flow diagram describing literature search, paper selection and inclusion/ exclusion process accor...
A flow chart summarizing the results of the literature screening and selection process.</p
<p>PRISMA flow diagram represents the literature search in different electronic data base followed b...
<p>Flow Diagram of literature search and selection criteria adapted from PRISMA [<a href="http://www...
<p>Flow diagram demonstrating the process of article selection for systematic review and meta-analys...
<p>Flow diagram describing literature search and selection of studies (PRISMA 2009 flow chart).</p
<p>PRISMA flow chart outlining the literature search and the study selection process.</p
<p>Diagram depicts the number of studies retained and discarded at each stage of the literature sear...
Flow diagram displaying the selection of articles through different phases of the systematic review,...
<p>Flow diagram showing the article selection process, using the PRISMA approach.</p
<p>PRISMA flow diagram detailing how articles were selected for inclusion in the quantitative litera...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram depicting process of identification and selection of studies.</p
This is the Fig 1 PRISMA flow diagram showing the number of articles identified in the literature se...
PRISMA flow diagram demonstrating the literature search and screening process.</p
<p>Flow diagram describing literature search, paper selection and inclusion/ exclusion process accor...
A flow chart summarizing the results of the literature screening and selection process.</p
<p>PRISMA flow diagram represents the literature search in different electronic data base followed b...
<p>Flow Diagram of literature search and selection criteria adapted from PRISMA [<a href="http://www...
<p>Flow diagram demonstrating the process of article selection for systematic review and meta-analys...
<p>Flow diagram describing literature search and selection of studies (PRISMA 2009 flow chart).</p
<p>PRISMA flow chart outlining the literature search and the study selection process.</p
<p>Diagram depicts the number of studies retained and discarded at each stage of the literature sear...
Flow diagram displaying the selection of articles through different phases of the systematic review,...
<p>Flow diagram showing the article selection process, using the PRISMA approach.</p
<p>PRISMA flow diagram detailing how articles were selected for inclusion in the quantitative litera...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram depicting process of identification and selection of studies.</p