calculateESpath         Calculation of Effects Sizes and their variance
                        for the different Gene Sets and studies
createObjectMApath      Creation of the object to use in gene set
                        enrichment meta-analysis
filteringPaths          Fuction for filtering gene sets with low
                        expression
heatmapPaths            Visualization of the gene set enrichment
                        meta-analysis results
metaAnalysisESpath      Performing Gene Set Enrichment Meta-analysis
simulatedData           GSEMA synthetic data
