1. Fundamental Prophylactic and Clinical Disciplines Department, Faculty of Medicine, Transilvania University of Brasov, 500003 Brasov, Romania
2. Clinical Pneumology and Infectious Diseases Hospital of Brasov, 500118 Brasov, Romania
3. Pathophysiology Department, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Targu Mures, 540142 Targu Mures, Romania
4. Pathology Department, Mures Clinical County Hospital, 540011 Targu Mures, Romania
5. Clinical Department of Pediatrics, “Sf. Ioan cel Nou” Emergency Hospital, 720224 Suceava, Romania
6. Department of Infectious Diseases, “Sf. Ioan cel Nou” Emergency Hospital, 720224 Suceava, Romania
7. “Sf. Ioan cel Nou” Emergency Hospital, 720224 Suceava, Romania
8. Faculty of Medicine and Biological Sciences, Stefan cel Mare University of Suceava, 720229 Suceava, Romania