Systematic Reviews
Copyright ©The Author(s) 2017.
World J Hepatol. Feb 18, 2017; 9(5): 278-287
Published online Feb 18, 2017. doi: 10.4254/wjh.v9.i5.278
Figure 2
Figure 2 Flowchart of study selection process. Eighteen hundred and twelve articles were identified using PubMed (n = 468)/EMBASE (n = 1269)/Cochrane (n = 23)/Scopus (n = 42)/LILACS (n = 10) search engines. Detailed evaluation of the articles by at least two independent reviewers (total of three) narrowed the studies to twelve (n = 2521) based upon inclusion and exclusion criteria as listed in Table 1.