1. Faculty of Medicine and Pharmacy, “Dunărea de Jos” University of Galați, 800201 Galați, Romania
2. Emergency Clinical Hospital of Brăila, 810325 Brăila, Romania
3. “Saint John” Emergency Clinical Hospital for Children, 800487 Galați, Romania
4. “Carol Davila” University of Medicine and Pharmacy, 020021 București, Romania
5. “Grigore Alexandrescu” Emergency Clinical Hospital for Children, 011743 București, Romania