1. Clinical Medical Department, Faculty of Medicine and Pharmacy, ‘Dunarea de Jos’ University, 800008 Galati, Romania
2. ‘Sf. Apostol Andrei’ Clinical Emergency County Hospital, 800578 Galati, Romania
3. ‘Sf. Ioan’ Clinical Hospital for Children, 800487 Galati, Romania
4. ‘Sf. Cuv. Parascheva’ Clinical Hospital of Infectious Diseases, 800179 Galati, Romania
5. Department of Morphological and Functional Sciences, Faculty of Medicine and Pharmacy, Dunarea de Jos’ University, 800008 Galati, Romania