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Olga Bulavenko
Department of Obstetrics and Gynecology №2 National Pirogov Memorial Medical University,Vinnytsya, Pirogov 56, 21018Vinnytsya, Ukraine
Oksana Vaskiv
Post-graduate Department of Obstetrics and Gynaecology; Post-Qualifying Education National Pirogov Memorial Medical University, Vinnytsya, Vodoprovidna 8/1 29000Khmelnitskiy, Ukraine