A. A. Yusufov
Tver State Medical University of the Ministry of Health of the Russian Federation; Children's Regional Clinical Hospital of the Tver Region; Health Center “Childhood”
Russian Federation

Akif A. Yusufov – MD, Doct. of Sci. (Med.), Head of the Radiology Department;  Head of the radiology department, Tver State Medical University;
radiologist, Children's Regional Clinical Hospital of the Tver Region;
ultrasound diagnostic doctor, Health Center “Childhood”, Tver
https://orcid.org/0000-0002-9404-6768

M. I. Medvedeva
Tver State Medical University of the Ministry of Health of the Russian Federation; Health Center “Childhood”
Russian Federation

Maria I. Medvedeva – MD, Assistant of the Department of Radiology of the Federal State budgetary institution of higher education Tver State Medical University;
ultrasound diagnostic doctor, pediatrician, Health Center “Childhood”, Tver
https://orcid.org/0000-0002-4812-0664