scientific article
author: Alicja Chybicka, Jerzy Roman Kowalczyk, Jan Styczyński, Michał Matysiak, Jacek Wachowiak, Mariusz Wysocki, Walentyna Balwierz, Anna Balcerska, Danuta Sońta-Jakimczyk, Roma Rokicka-Milewska, Andrzej Kurylak
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