Review
Ivan JOB, Imrich BEER, Miroslav FERENČÍK, Radovan ZACHAROVSKÝ: Extracorporary circulation as a trigger for vasodilatory shock after cardiac surgery        
Ivan BARTOŠOVIČ, Katarína ZRUBÁKOVÁ, Peter MIKUS: Gypsy seniors        
Zoltan SIGAL, Sergey ZINCHENKO, Olga SURNINA, Olga SIGAL, Sophia SIGAL: Contralateral arterial flows interaction by reference to Doppler ultrasonography        
Lucia ANDELOVÁ, Miroslav KILIAN, Michal MAGALA, Denisa NIKODEMOVÁ, Peter ŠIMKO: Use of ionizing radiation in the operating theatres of trauma surgery     

  
Clinical study
Zuzana ŠIMKOVÁ GABRIELOVÁ, Lukáš ŠIMKO, Pavol MACHO, Lucia DEMEŠOVÁ: Experimental application of indocyanine green in the therapy of malignant melanoma        
Andrii SIDOROV, Yurii MOSTOVOY, Natalia SLEPCHENKO, Kostiantyn DMYTRIIEV, Oleksandr DOBROVANOV: Optimisation of adherence to copd treatment:  What results can be achieved?       

Case report
Viera FIRMENTOVÁ,  Adriána LIPTÁKOVÁ: Serious COVID-19 case complicated with secondary bacterial infection