Low incidence of COVID-19 in a prospective cohort of patients with liver cirrhosis and hepatocellular carcinoma treated at a tertiary medical center during the 2020 pandemic. oleh Thorben Fründt, Lilith Kuballa, Marc Lütgehetman, Dominik Nörz, Hannes Arend, Thomas T Brehm, Julian Schulze Zur Wiesch, Thomas Horvatits, Karoline Horvatits, Samuel Huber, Henning Wege, Johannes Kluwe