Besides, a number of genes found in both mild and severe COVID-19 cases (IFI27, IFITM3, IFI6, IFIT3, MX1, IFIT1, OASL, IFI30, OAS1) and genes only in severe cases (S100A8, IFI44, IFI44L, CXCL8, CCR1, PLSCR1, EPSTI1, FPR1, OAS2, OAS3, IL1RN, TYMP, BCL2A1) are reported as well. Here, IFI44L is linked to COVID-19.