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Nita M, Michalska-Małecka K, Mazurek U, Kimsa M, Strzałka-Mrozik B, Grzybowski A, Romaniuk D.Nita M, et al.Med Sci Monit. 2014 May 28;20:875-83. doi: 10.12659/MSM.890031.Med Sci Monit. 2014.PMID: 24866589Free PMC article.Clinical Trial.
Wilczyński TK, Niewiem A, Leszczyński R, Michalska-Małecka K.Wilczyński TK, et al.Int J Environ Res Public Health. 2021 Apr 25;18(9):4545. doi: 10.3390/ijerph18094545.Int J Environ Res Public Health. 2021.PMID: 33922930Free PMC article.