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Gawron-Skarbek A, Chrzczanowicz J, Kostka J, Nowak D, Drygas W, Jegier A, Kostka T.Gawron-Skarbek A, et al. Among authors: kostka j, kostka t.Biomed Res Int. 2014;2014:216964. doi: 10.1155/2014/216964. Epub 2014 Aug 11.Biomed Res Int. 2014.PMID: 25180177Free PMC article.Clinical Trial.