?:authorAffiliation
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[\'Institute of Health Sciences, University of Opole, Katowicka 68 Street, 45-060 Opole, Poland.\', \'Faculty of Medicine, University of Technology in Katowice, 40-555 Katowice, Poland.\', \'Department of Education and Research in Health Sciences, Faculty of Health Science, Medical University of Warsaw, Litewska 14/16, 00-581 Warsaw, Poland.\']
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