Ugochukwu, Offor Ugorski, Maciej, Department of Biochemistry, Pharmacology, and Toxicology, Faculty of Veterinary Medicine, Wroclaw University of Environmental and Life Sciences, Wroclaw; Ulz, Zofia Umit, C. Hasan, Department of Gastroenterology, Faculty of Medicine, Trakya University, Edirne, Turkey Umit, Yirtici Umławska, Wioleta, Department of Anthropology, University of Wrocław, Poland Unek, Gozde Uno, Takeshi Urasinska, Elzbieta Urban, Miroslawa Urban, Mirosława Urbanek, Ksymena Urbanska, Kaja Uścinowicz, Mirosława Uslu, Serap, Department of Histology and Embryology, Medical School, Istanbul Medeniyet University, Istanbul, Turkey Ustunel, Ismail Ustymowicz, Marek Ustymowicz, Marek, Medical University of Bialystok Uszyński, Mieczysław, Department of Propedeutics of Medicine, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University in Toruń, Poland Uszyński, Mieczysław Uszyński, Waldemar Uszyński, Waldemar, Obstetric-Gynecological Ward, Regional Hospital, Włocławek Uzun, Hafize, Department of Biochemistry, Cerrahpasa Faculty of Medicine, Istanbul University, Turkey Uzzo, Maria Laura