1. Department of Anaesthesiology and Intensive Care, Faculty of Medicine, Collegium Medicum University of Warmia and Mazury in Olsztyn, Olsztyn, Poland
2. Department of Internal Diseases, Rheumatology, Diabetology, Geriatrics and Clinical Immunology with the Department of Gastroenterology, University Clinical Hospital No. 1 in Szczecin, Szczecin, Poland