Liver disease(7) Hepatocellular carcinoma(6) Viral hepatitis(5) Liver cirrhosis(5) IgM antibody(4) Infection(4) transmission of SARS-CoV-2(4) anti-SARS-CoV-2(4) performed(4) Immunoglobulin(4) Patient(4) liver(4) SARS-CoV-2(4) Hospital admissions(4) history(4) hospital(4) Hepatitis B virus(4) single-center(4) risk(4) enrolled(4) Immunoglobulin G(4) evaluated(4) symptomatic(4) Hospital admission(4) immune dysfunction(4) reverse transcriptase(4) vaccination(4) one patient(4) diagnostic(4) symptomatic SARS-CoV-2 infection(4)