Affiliation: | (1) Faculty of Medicine, Department of Molecular Biology, Immunology and Genetics, Trakia University, Armeiska 11 St., 6000 Stara Zagora, Bulgaria;(2) Department of Intensive Medicine and ICU, Faculty of Medicine, Trakia University, Stara Zagora, Bulgaria;(3) Department of Anesthesiology and Intensive care, Medical University, Plovdiv, Bulgaria |