1. MD, DSc, Professor, Chair of Hospital Pediatrics, Privolzhsky Research Medical University, 10/1 Minin and Pozharsky Square, Nizhny Novgorod 603005, Russia
2. Assistant, Department of ENT Diseases, Privolzhsky Research Medical University, 10/1 Minin and Pozharsky Square, Nizhny Novgorod 603005, Russia
3. MD, Department of ENT Diseases, Privolzhsky Research Medical University, 10/1 Minin and Pozharsky Square, Nizhny Novgorod 603005, Russia
4. MD, Head of the Department of ENT Diseases, Privolzhsky District Medical Center of Federal Medico-Biologic Agency of Russia, 2 Nizhne-Volzhskaya Naberezhnaya, Nizhny Novgorod 603005, Russia
5. MD, DSc, Head of the Department of Pediatrics, Medical Institute, Peoples’ Friendship University of Russia (RUDN University), 6 Miklukho-Maklaya St., Moscow 117198, Russia
6. DSc, Professor, Chair of Photochemistry and Spectroscopy, Lobachevsky State University of Nizhny Novgorod, 23 Gagarin Avenue, Nizhny Novgorod 603950, Russia
7. DSc, Senior Researcher, Medical Informatics Research Laboratory of the Higher School of Information Technologies and Information Systems, Kazan Federal University, 18 Kremlyovskaya St., Kazan 420000, Russia
8. MD, DSc, Professor, Head of the Department of ENT Diseases, Privolzhsky Research Medical University, 10/1 Minin and Pozharsky Square, Nizhny Novgorod 603005, Russia