A.K. Alimuradov1, A.Y. Tychkov2, O.S. Simakov3, A.A. Mamonova4, Z.M. Yuldashev5, J.A. Temirova6

1–4 Penza State University (Penza, Russia)
5 St. Petersburg State Electrotechnical University "LETI" (Saint Petersburg, Russia)
6 St. Petersburg State Pediatric Medical University (Saint Petersburg, Russia)
1 tychkov-a@mail.ru, 2 alansapfir@yandex.ru, 3 zcsio@mail.ru, 4 mamonova.02@yandex.ru, 5 yuld@mail.ru, 6 temirova.2013@list.ru