The flow chart shows the process of determining the number of study cases to 53.</p
<p>Flow chart illustrating number of studies evaluated at each stage in the systematic review.</p
<p>Flow chart of the procedure for identifying studies and the results thereof.</p
<p>Flow chart showing number of citations retrieved by database searching, and the trials included i...
<p>Flow chart diagram depicting number of patients evaluated for eligibility and number of patients ...
<p>Flow chart demonstrating identification of cases for analysis in the present study.</p
<p>Flow chart detailing the four steps of the analysis and the number of subjects included at each s...
<p>Flow chart showing stages of the diagnostic and therapeutic process and number of patients at eac...
<p>Study flow chart showing number of included, excluded, and readmitted patients.</p
<p>Study flow chart explaining the selection of the 39 eligible case–control studies included in the...
Flow diagram for total enrolled cases, collected samples available, and assays performed for differe...
<p>Flow chart showing the number of abstracts and articles identified and evaluated during the revie...
<p>Flow diagram showing the number of patients in the study and their outcomes.</p
<p>Flow chart showing the selection process of articles and the number in each period.</p
<p>Study flow chart explaining the selection of the 297 eligible case–control studies included in th...
Study design flow chart showing what was done during the six phases of the study.</p
<p>Flow chart illustrating number of studies evaluated at each stage in the systematic review.</p
<p>Flow chart of the procedure for identifying studies and the results thereof.</p
<p>Flow chart showing number of citations retrieved by database searching, and the trials included i...
<p>Flow chart diagram depicting number of patients evaluated for eligibility and number of patients ...
<p>Flow chart demonstrating identification of cases for analysis in the present study.</p
<p>Flow chart detailing the four steps of the analysis and the number of subjects included at each s...
<p>Flow chart showing stages of the diagnostic and therapeutic process and number of patients at eac...
<p>Study flow chart showing number of included, excluded, and readmitted patients.</p
<p>Study flow chart explaining the selection of the 39 eligible case–control studies included in the...
Flow diagram for total enrolled cases, collected samples available, and assays performed for differe...
<p>Flow chart showing the number of abstracts and articles identified and evaluated during the revie...
<p>Flow diagram showing the number of patients in the study and their outcomes.</p
<p>Flow chart showing the selection process of articles and the number in each period.</p
<p>Study flow chart explaining the selection of the 297 eligible case–control studies included in th...
Study design flow chart showing what was done during the six phases of the study.</p
<p>Flow chart illustrating number of studies evaluated at each stage in the systematic review.</p
<p>Flow chart of the procedure for identifying studies and the results thereof.</p
<p>Flow chart showing number of citations retrieved by database searching, and the trials included i...