EnM is an international, peer-reviewed, open access journal. EnM is indexed/tracked/covered by KoreaMed, KoMCI, KoreaMed Synapse, KCI, MEDLINE, PubMed, PubMed Central, Scopus, Ebsco, DOI/CrossRef, CAS, Embase, DOAJ, ScienceCentral, Google Scholar, and Science Citation Index Expanded (SCIE).