An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Jankowiak B, Kowalczuk K, Krajewska-Kułak E, Sierakowska M, Lewko J, Klimaszewska K.Jankowiak B, et al. Among authors: kowalczuk k.Adv Med Sci. 2007;52 Suppl 1:89-92.Adv Med Sci. 2007.PMID: 18232101
Kowalczuk K, Jankowiak B, Krajewska-Kułak E, Van Damme-Ostapowicz K, Kowalewska B.Kowalczuk K, et al.Int J Occup Med Environ Health. 2011 Sep;24(3):267-74. doi: 10.2478/s13382-011-0024-0. Epub 2011 Aug 16.Int J Occup Med Environ Health. 2011.PMID: 21845523Free article.