1. Department of Internal Medicine; Carol Davila University of Medicine and Pharmacy; Bucharest Romania
2. Department of Internal Medicine; Colentina Clinical Hospital; Bucharest Romania
3. Department of Internal Medicine; Dr Carol Davila Central University Emergency Military Hospital; Bucharest Romania
4. Department of Cardiology; Prof Dr CC Iliescu Institute of Cardiovascular Diseases; Bucharest Romania
5. Immunology Laboratory; University Emergency Hospital; Bucharest Romania