1. KHARKIV MEDICAL ACADEMY OF POSTGRADUATE EDUCATION, KHARKIV, UKRAINE
2. ACADEMY OF RECREATION TECHNOLOGIES AND LAW, LUTSK, UKRAINE
3. KHARKIV NATIONAL UNIVERSITY OF RADIOELECTRONICS, KHARKIV, UKRAINE
4. GRIGORIEV INSTITUTE FOR MEDICAL RADIOLOGY OF NATIONAL ACADEMY OF MEDICAL SCIENCE OF UKRAINE, KHARKIV, UKRAINE