1. Department of Cardiology, University of Medicine and Pharmacy ‘Carol Davila’, Euroecolab , Şos. Fundeni 258, sector 2, 022328 Bucharest , Romania
2. Emergency Institute for Cardiovascular Diseases ‘Prof. Dr. C. C. Iliescu’ , Şos. Fundeni 258, sector 2, 022328 Bucharest , Romania
3. Methodist DeBakey Heart and Vascular Center, Houston Methodist , Houston, TX 77030 , USA
4. Institute of Surgical Research, Rikshospitalet and University of Oslo , Rikshospitalet, 0027, Oslo , Norway