<p>Description of Studies Meeting Inclusion Criteria<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0167660#t002fn002" target="_blank"><sup>a</sup></a>.</p
<p>*reason for exclusion: did not meet all inclusion criteria; ** reason for exclusion listed in <a ...
<p>An illustrative summary of the inclusion and exclusion criteria of which we used to define the st...
<p>Descriptive statistics of the study population<sup><a href="http://www.plosone.org/article/info:d...
<p>Description of studies meeting inclusion criteria<a href="http://www.plosone.org/article/info:doi...
<p>Basic characteristics of included studies<a href="http://www.plosone.org/article/info:doi/10.1371...
<p>Overview of journals in the survey. Full details of the included studies can be found in the supp...
<p>Inclusion Criteria (PICOS <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0...
<p>Studies identified in this meta-analysis based on the criteria for inclusion and exclusion.</p
Inclusion and exclusion criteria for peer-reviewed studies included in this review.</p
<p>Characteristics of the study population <a href="http://www.plosone.org/article/info:doi/10.1371/...
<p>Definitions used in the study<sup><a href="http://www.plosone.org/article/info:doi/10.1371/journa...
<p>Characteristics of the studies excluded from the systematic review<sup><a href="http://www.ploson...
tra hy io e da studies that met pre-stated inclusion criteria. Relevant information for analysis was...
<p>* Source: Starfield et al 2002 [<a href="http://www.plosone.org/article/info:doi/10.1371/journal....
<p>Summary of data sources evaluated for this study<a href="http://www.plosone.org/article/info:doi/...
<p>*reason for exclusion: did not meet all inclusion criteria; ** reason for exclusion listed in <a ...
<p>An illustrative summary of the inclusion and exclusion criteria of which we used to define the st...
<p>Descriptive statistics of the study population<sup><a href="http://www.plosone.org/article/info:d...
<p>Description of studies meeting inclusion criteria<a href="http://www.plosone.org/article/info:doi...
<p>Basic characteristics of included studies<a href="http://www.plosone.org/article/info:doi/10.1371...
<p>Overview of journals in the survey. Full details of the included studies can be found in the supp...
<p>Inclusion Criteria (PICOS <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0...
<p>Studies identified in this meta-analysis based on the criteria for inclusion and exclusion.</p
Inclusion and exclusion criteria for peer-reviewed studies included in this review.</p
<p>Characteristics of the study population <a href="http://www.plosone.org/article/info:doi/10.1371/...
<p>Definitions used in the study<sup><a href="http://www.plosone.org/article/info:doi/10.1371/journa...
<p>Characteristics of the studies excluded from the systematic review<sup><a href="http://www.ploson...
tra hy io e da studies that met pre-stated inclusion criteria. Relevant information for analysis was...
<p>* Source: Starfield et al 2002 [<a href="http://www.plosone.org/article/info:doi/10.1371/journal....
<p>Summary of data sources evaluated for this study<a href="http://www.plosone.org/article/info:doi/...
<p>*reason for exclusion: did not meet all inclusion criteria; ** reason for exclusion listed in <a ...
<p>An illustrative summary of the inclusion and exclusion criteria of which we used to define the st...
<p>Descriptive statistics of the study population<sup><a href="http://www.plosone.org/article/info:d...
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