1. SHUPYK NATIONAL HEALTHCARE UNIVERSITY OF UKRAINE, KYIV, UKRAINE; INSTITUTE OF PEDIATRICS, OBSTETRICS AND GYNECOLOGY OF THE NATIONAL ACADEMY OF MEDICAL SCIENCES OF UKRAINE, KYIV, UKRAINE
2. SHUPYK NATIONAL HEALTHCARE UNIVERSITY OF UKRAINE, KYIV, UKRAINE
3. LVIV MEDICAL INSTITUTE, LVIV, UKRAINE
4. SHUPYK NATIONAL HEALTHCARE UNIVERSITY OF UKRAINE, KYIV, UKRAINE; KYIV CITY MATERNITY HOSPITAL, KYIV, UKRAINE
5. KRAMATORSK REGIONAL MEDICAL CENTER OF ONCOLOGY, KRAMATORSK, UKRAINE
6. ODESA NATIONAL MEDICAL UNIVERSITY, ODESA, UKRAINE
7. NATIONAL PIROGOV MEMORIAL MEDICAL UNIVERSITY, VINNYTSIA, UKRAINE