Paczkowska, E. Pagano, T. B., Department of Veterinary Medicine and Animal Productions - University of Napoli Federico II Pajevic, M. Pajić, S., Department of Art History, Faculty of Philology and Arts, University of Kragujevac, Kragujevac, Serbia Pala, A. Palczak, M. Palczak, R. Palczewski, P. Palek, R., Charles University Prague, University Hospital in Pilsen Palma, P. J. Paluchowski, P. Palus, K., Department of Clinical Physiology, Faculty of Veterinary Medicine, University of Warmia and Mazury, Olsztyn, Poland Palus, Katarzyna Pamukcu, U. Pamukcu Beyhan, A. Pan, Guozhong Pan, J. Pan, J. (China) Pan, Y. Pan, Y. Y. Pan, Z. Panagouli, E., Department of Anatomy, Medical School, University of Athens, Greece Panagouli, E. (Greece) Panchal, Padamjeet Panichareon, B.