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 Indian J Med Microbiol  
 

Figure 5: Filters. There are several filter options through 'Links' which permit linking to other databases. The 'Links to PMC' option will create a filter to select articles available free through PubMed Central

Figure 5: Filters. There are several filter options through 'Links' which permit linking to other databases. The 'Links to PMC' option will create a filter to select articles available free through PubMed Central