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.
Chabior A, Gąsecka A, Marchel M, Gozdowska R, Makowska A, Maciak K, Góra M, Filipiak KJ, Burzyńska B, Opolski G.Chabior A, et al. Among authors: opolski g.Kardiol Pol. 2021;79(7-8):833-840. doi: 10.33963/KP.a2021.0042. Epub 2021 Jun 24.Kardiol Pol. 2021.PMID: 34166520Free article.
Czerniuk M, Filipiak KJ, Górska R, Opolski G.Czerniuk M, et al. Among authors: opolski g.Pol Arch Med Wewn. 1999 May;101(5):433-6.Pol Arch Med Wewn. 1999.PMID: 10740424Review.Polish.No abstract available.