COVID-19(4) Kidney transplantation(3) varicella.(3) serologic screening(3) infectious disease consultation(3) MMR(3) SARS-CoV-2(2) Hepatocellular carcinoma(2) cirrhosis(2) clinical medicine(1) Thrombophilia(1) immunohistochemistry(1) Hepatitis B virus infection(1) hepatitis viruses(1) spleen stiffness.(1) Healthcare workers(1) respiratory failure.(1) neutrophilia(1) Liver cancer(1) acoustic radiation force impulse(1) pneumonia.(1) stress.(1) protein S(1) Survival.(1) exon 18–21(1) Multiple infections.(1) Pandemics(1) Chest radiography(1) gene mutation(1) Moldova(1)