Potential role of beavers (Castor fiber) in contamination of water in the Masurian Lake District (north-eastern Poland) with protozoan parasites Cryptosporidium spp. and Giardia duodenalis
Jacek Sroka, Zygmunt Giżejewski, Angelina Wójcik-Fatla, Krzysztof Stojecki, Ewa Bilska-Zając, Jacek Dutkiewicz, Tomasz Cencek, Jacek Karamon, Violetta Zając, Paweł Kusyk, Joanna Dąbrowska, Maciej Kochanowski
Gastrointestinal helminths of raccoons (Procyon lotor) in western Poland (Lubuskie province) - with particular regard to Baylisascaris procyonis
Jacek Karamon, Maciej Kochanowski, Tomasz Cencek, Magdalena Bartoszewicz, Paweł Kusyk