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Szczypta A, Talaga-Ćwiertnia K, Kielar M, Krzyściak P, Gajewska A, Szura M, Bulanda M, Chmielarczyk A.Szczypta A, et al. Among authors: krzysciak p.Int J Environ Res Public Health. 2021 Feb 7;18(4):1563. doi: 10.3390/ijerph18041563.Int J Environ Res Public Health. 2021.PMID: 33562194Free PMC article.
Gniadek A, Krzyściak P, Twarużek M, Macura AB.Gniadek A, et al. Among authors: krzysciak p.Int J Occup Med Environ Health. 2017 Mar 30;30(2):231-239. doi: 10.13075/ijomeh.1896.00841. Epub 2017 Feb 13.Int J Occup Med Environ Health. 2017.PMID: 28366953Free article.