Department of Pediatric Cardiology, Emergency Institute for Cardiovascular Diseases and Transplantation of Târgu Mureș, Gheorghe Marinescu Street No 50, 540136 Târgu Mureș, Romania.
Pathophysiology Department, Faculty of Medicine in English, George Emil Palade University of Medicine, Pharmacy, Sciences and Technology of Târgu Mureș, 540142 Târgu Mureș, Romania.