It has also been reported that HLA-A*26:01 and HLA-B*51:01 were negatively associated, whilst HLA-A*03:01, HLA-DRB1*15:01, and the supertype B44 showed positive associations to COVID-19 severity in a cohort of patients who are citizens of the United Arab Emirates [24]. This evidence concerns the gene HLA-A and COVID-19.