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A. Perkowska-Ptasinska
M. Ciszek
D. Deborska-Materkowska
A. Debska-Slizien
P. F. Halloran
M. Myslak
Wroclaw Medical University, Wroclaw, Poland
Medical University of Gdansk, Gdansk, Poland
University of Alberta, Edmonton, AB, Canada
Pomeranian Medical University, Szczecin, Poland
Poland
Canada
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