1. BOGOMOLETS NATIONAL MEDICAL UNIVERSITY, KYIV, UKRAINE
2. TARAS SHEVCHENKO NATIONAL UNIVERSITY OF KYIV, KYIV, UKRAINE
3. KYIV CITY CLINICAL EMERGENCY HOSPITAL, KYIV, UKRAINE
4. BOGOMOLETS NATIONAL MEDICAL UNIVERSITY, KYIV, UKRAINE, TARAS SHEVCHENKO NATIONAL UNIVERSITY OF KYIV, KYIV, UKRAINE