scientific article published in March 2004
author: Alicja Chybicka, Jerzy Roman Kowalczyk, Jerzy Armata, Janina Bogusławska-Jaworska, Michał Matysiak, Jacek Wachowiak, Walentyna Balwierz, Danuta Sońta-Jakimczyk, Roma Rokicka-Milewska, Małgorzata Kaczmarek-Kanold, Joanna Nurzyńska-Flak
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