checkRemoteFileAvailable
                        Check if a given remote file is available for
                        download
checkTablesColumns      Check if the given tables and columns are valid
                        and return the loaded data.
cleanupTestCdm          Clean up a test CDM on a remote database
downloadTestData        Download Test Data Files
generateTestTables      Generates an Excel file with sheets that
                        correspond to an OMOP-CDM tables.
graphCohort             'graphCohort()' aids in the visualisation of
                        cohorts timelines, useful to get a grip on
                        intersections.
patientsCDM             Pushes test population into a blank CDM.
readPatients            Converts a sample of patients into Unit Testing
                        Definition JSON file.
readPatients.csv        Converts a sample of patients in CSV format
                        into a Unit Testing Definition JSON file.
readPatients.xl         Converts a sample of patients in XLSX format
                        into Unit Testing Definition JSON file.
