Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 7, 2013; 19(29): 4808-4817
Published online Aug 7, 2013. doi: 10.3748/wjg.v19.i29.4808
Figure 2
Figure 2 Methodological quality graph. A: Diagnosis and staging studies; B: Prognosis studies. Authors’ judgments about each methodological quality item presented as percentages across all included studies.