Cyganek, Anna Cyman, Marta, Department of Histology, Medical University of Gdansk, Gdansk, Poland Cyranska-Chyrek, Ewa Czaban, Slawomir, Department of Anesthesiology and Intensive Therapy, Faculty of Health Sciences, University Hospital of Bialystok Czaban, Sławomir, Department of Anesthesiology and Intensive Therapy, Medical University of Bialystok Czaja, Elzbieta Czaja, Krzysztof Czajka, Arkadiusz Czajka, Piotr Czaplinska, Dominika Czarniecka, Agnieszka, Department of Oncological Surgery, Maria Sklodowska-Curie Memorial Cancer Center and Institute of Oncology, Gliwice Branch, Gliwice, Poland Czarnocka, B Czarnocki, Krzysztof J Czarnomysy, Robert Czarnywojtek, Agata Czartoryska, Barbara Czeczuga-Semeniuk, Ewa, Department of Reproduction and Gynecological Endocrinology, Medical University of Białystok, Białystok, Poland Czeczuga-Semeniuk, Ewa, Department of Gynaecological Endocrinology, Medical University, Białystok, Poland Czekaj, Piotr, Department of Histology, Medical University of Silesia, Katowice, Poland Czekaj, Piotr Czekaj, Tomasz M Czerny, B Czerwinska, Areta M., Department of Cytology, Institute of Zoology, Faculty of Biology, University of Warsaw, Warsaw Czerwinska, J Czerwińska, Magdalena, Department of Dermatology, Jagiellonian University Medical College, Krakow