We searched PubMed, SCOPUS and Google Scholar electronic databases from December 1st 2004 through September 9th 2019 using the following keywords and the corresponding MeSH terms: “PCI”, “ACS”, “atrial fibrillation”, “DOAC/NOAC”. We also checked the reference lists of eligible studies and screened scientific abstracts and relevant websites (www.clinicaltrialresults.org, www.escardio.org, www.tctmd.com, https://accscientificsession.acc.org/, https://exhibitatsessions.org/).
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