EDITORIAL
Marián BERNADIČ: Professional and scientific medical journals as an objective criterion for evaluating the results of scientific work      

CLINICAL STUDY
Ivan Lisnyy, Kristina Zakalska,Viktor Melnyk, Anton Burlaka, Elena Kolesnik, Snezhana Lysykh: Assessment and correction of liver function in liver resection         
Veronika MIKUŠOVÁ, Ján MIKUŠ, Kristína GRILUSOVÁ, Lukáš URBAN, Mariana RONČÁKOVÁ, Emil MARTINKA: Micrornas as biomarkers of clinically significant hypoglycemia        

REVIEW
Petra LAMANCOVÁ, Jarmila SZILASIOVÁ, Peter URBAN: Overview of new and experimental biomarkers of Alzheimer‘s disease         
Ivan BARTOŠOVIČ: Ageism in healthcare system         
Marek STUPÁK, Miroslava RABAJDOVÁ, Michaela ABRAHAMOVSKÁ, Monika ŠVECOVÁ, Ivana VEČURKOVSKÁ, Mária MAREKOVÁ: SARS-CoV-2: What we know about its origin, detection and prevention        

CASE REPORT
Juraj KRIVUŠ, Simona HORNÁ, Lenka NOSÁKOVÁ, Hubert POLÁČEK, Júlia SLEZÁKOVÁ, Ján ZACHAR, Ivana DEDINSKÁ, Rudolf HYRDEL, Marián MOKÁŇ: Teduglutide - modern treatment of intestinal failure