Grzybiak M., Grzymisławska, M., Department of Anatomy, University of Medical Sciences, Poznań, Poland Grzymisławska, M. Grzymisławska, M., Department of Anatomy, Poznan University of Medical Sciences (Poland) Grzymisławska, M., Department of Anatomy, Poznan University of Medical Sciences Grzymisławska, M., Department of Anatomy, Poznań University of Medical Sciences, 6 Święcicki Street, 60-781 Poznań, phone +48 61854 65 64, fax +48 61854 65 68 Gu, X. Guan, Chang Guan, G. Guan, H. Guan, L. Guay, D., Department of Anatomy, Jagiellonian University Medical College, Kraków, Poland Gudea, A. I., Department of Comparative Anatomy, Faculty of Veterinary Medicine, Cluj Napoca, Romania Gudea, A. I. Guerra, D. M.L. Guerrero, M. Gug, C. Guida, L. Gul, I., Cumhuriyet University Medical Faculty Cardiology Department Gülaydin, Ali Gulbinowicz, Monika, Department of Anatomy and Neurobiology, Medical University of Gdansk, Poland Gulcen, B., Department of Anatomy, Faculty of Medicine, Balikesir University, Balikesir, 10145 TURKEY Gülcen, B. Gulczyński, J., Department of Pathology and Neuropathology, Medical University of Gdańsk, Gdańsk, Poland Güleç, A.