![](https://vestnik-ugrovedenia.ru/sites/default/files/styles/thumbnail/public/default_images/default-user.png?itok=zlB2CH-3)
Nina A. Vologzhanina
Head of the hospital section of functional and ultrasonic diagnostics
Clinical municipal polyclinic № 1,
Surgut, Russia
Nina A. Vologzhanina
Head of the hospital section of functional and ultrasonic diagnostics
Clinical municipal polyclinic № 1,
Surgut, Russia