Ukraine (UA)

V. N. Karazin Kharkiv National University University / College Kharkiv Volyn Regional Clinical Hospital Hospital Lutsk Yuriy Fedkovych Chernivtsi National University University / College Chemivtsi Zaporizhia city clinical multiple hospital # 9 Hospital Zaporizhzhia Zaporizhia State Medical University (ZSMU) / Запорізький державний медичний університет University / College Zaporizhzhia Zaporozhye Regional Clinical Hospital Hospital Zaporizhzhia