¹ Pediatric Research and Clinical Center for Infectious Diseases of FMBA, Saint Petersburg, Russia

² Private University «Saint Petersburg Medico-Social Institute», Saint Petersburg, Russia

³ Northern State Medical University, Arkhangelsk, Russia

⁴ Mechnikov North-Western State Medical University, Saint Petersburg, Russia

⁵ Saint Petersburg State Pediatric Medical University, Saint Petersburg, Russia

⁶ Pirogov Russian National Research Medical University, Moscow, Russia

⁷ Federal Center for Brain Research and Neurotechnologies of FMBA, Moscow, Russia

Correspondence should be addressed: Elena V. Melnikova
Professora Popova, 9, Saint Petersburg, 197022, Russia; ur.liam@2002eavokinlem