1. Department of Carcinogenesis and Molecular Biology, ʻProf. Dr. Alexandru Trestioreanu’ Institute of Oncology, 022328 Bucharest, Romania
2. ENT Department, ʻGrigore Alexandrescu’ Children's Emergency Hospital, 011743 Bucharest, Romania
3. Electrical Engineering Faculty, ‘Politehnica’ University, 060042 Bucharest, Romania
4. Department of Nuclear Medicine, ‘Prof. Dr. Alexandru Trestioreanu’ Institute of Oncology, 022328 Bucharest, Romania
5. ENT Department, ‘Prof. Dr. Dorin Hociota’ Institute of Phonoaudiology and Functional ENT and Cervicofacial Surgery, 050751 Bucharest, Romania
6. Department of Complementary Sciences, ‘Carol Davila’ University of Medicine and Pharmacy, 050463 Bucharest, Romania
7. ENT Department, ‘Carol Davila’ University of Medicine and Pharmacy, 050463 Bucharest, Romania