COVID-19(4) Chronic Hepatitis B(3) Hepatitis B virus(3) Prognosis(2) Mortality(2) serology(1) RBD mutations(1) morphoproteomics(1) Nasopharyngeal swab(1) Core promoter(1) nucleos(t)ide analogues(1) Tumor necrosis factor (TNF)-related apoptosis-inducing ligand(1) Single nucleotide polymorphism (SNP)(1) Liver cirrhosis(1) clinicopathobiology(1) Critically ill(1) metformin(1) RT-PCR(1) zinc finger protein(1) risk factor(1) SATB1(1) Mean platelet volume (MPV)(1) Programmed cell death 1 (PD-1)(1) SARS-CoV-2 vaccine(1) Clinical outcome(1) antibody specificity(1) pulmonary Influenza A (H1N1)(1) Treatment(1) immune response(1) gene polymorphism.(1)