1. Pediatrics Department, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
2. ENT Department, “Grigore T. Popa” University of Medicine and Pharmacy Iasi, Universitatii Street 16, 700115 Iasi, Romania
3. Nursing Departmentsolange, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania