Accordingly, the titles and abstracts of 195 publications were evaluated. Fifty-nine of these papers met the inclusion criteria and were then selected to be read in their entirety. After the three reviewers had read these publications, 22 studies (articles, theses and dissertations) were selected for inclusion in this review (Table 2).</p
<p>A total of 318 abstracts were identified from the literature search. Hand-searching of articles i...
Notes: *An additional article known to our team that was not picked up by search terms because it di...
PRISMA flow diagram describing the selection of studies for systematic review and meta-analysis.</p
<p>We screened 17 003 records and included 32 publications of 28 trials in this systematic review.</...
<p>PRISMA flow diagram <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0116018...
A total of 36 studies were identified for inclusion in the reviews, after a two-stage screening proc...
Flow diagram displaying the selection of articles through different phases of the systematic review,...
<p>A flow diagram showing the process for a systematic review including the number of studies proces...
From: Moher D, Liberati A, Tetzlaff J, Altman Dg, The PRISMA Group (2009). Preferred Reporting Items...
<p>PRISMA flow diagram through different phases of the systematic review [<a href="http://www.ploson...
PRISMA flow diagram showing process of study selection for inclusion in systematic review.</p
<p>It follows the rules and templates of PRISMA (Preferred Reporting Items for Systematic Reviews <a...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram for selection of studies identified in the systematic review.</p
<p>PRISMA flow diagram for selection of studies identified in the systematic review.</p
<p>A total of 318 abstracts were identified from the literature search. Hand-searching of articles i...
Notes: *An additional article known to our team that was not picked up by search terms because it di...
PRISMA flow diagram describing the selection of studies for systematic review and meta-analysis.</p
<p>We screened 17 003 records and included 32 publications of 28 trials in this systematic review.</...
<p>PRISMA flow diagram <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0116018...
A total of 36 studies were identified for inclusion in the reviews, after a two-stage screening proc...
Flow diagram displaying the selection of articles through different phases of the systematic review,...
<p>A flow diagram showing the process for a systematic review including the number of studies proces...
From: Moher D, Liberati A, Tetzlaff J, Altman Dg, The PRISMA Group (2009). Preferred Reporting Items...
<p>PRISMA flow diagram through different phases of the systematic review [<a href="http://www.ploson...
PRISMA flow diagram showing process of study selection for inclusion in systematic review.</p
<p>It follows the rules and templates of PRISMA (Preferred Reporting Items for Systematic Reviews <a...
<p>PRISMA diagram showing the different steps of systematic review, starting from literature search ...
<p>PRISMA flow diagram for selection of studies identified in the systematic review.</p
<p>PRISMA flow diagram for selection of studies identified in the systematic review.</p
<p>A total of 318 abstracts were identified from the literature search. Hand-searching of articles i...
Notes: *An additional article known to our team that was not picked up by search terms because it di...
PRISMA flow diagram describing the selection of studies for systematic review and meta-analysis.</p