Prevalence and outcomes of acute-on-chronic liver failure among cirrhotic patients admitted for an acute decompensation Helena Masnou; Daniel Luna; Edgar Castillo; Marc Galindo; Alba Ardèvol; Ariadna Clos; María Rosa Sarrias; Carolina Armengol; Ana Bargalló; Rosa María Morillas; Eugeni Domènech;

Risk factors for the emergence of multidrug-resistant organisms in liver cirrhosis Luísa Martins Figueiredo; Maria Ana Rafael; Gonçalo Alexandrino; Joana C. Branco; Rita Carvalho; Mariana Nuno Costa; Alexandra Martins;

Appropriateness of routine pre-endoscopic SARS-CoV-2 screening with RT-PCR in asymptomatic individuals and its impact on delayed diagnosis Marta Fortuny; Ignacio Iborra; Laura Gutiérrez-Rios; Anna Calm; Eva Vayreda; Maria Puig; Ariadna Aguilar; Noemí Caballero; Ingrid Marín; Juan Colan-Hernández; Vicente Moreno de Vega; Hugo Uchima; Eugeni Domènech;