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.
Sawicka J, Gryczyńska M, Baumann-Antczak A, Gut P, Polańska A, Kosowicz J.Sawicka J, et al. Among authors: kosowicz j.Pol Arch Med Wewn. 1999 Feb;101(2):123-9.Pol Arch Med Wewn. 1999.PMID: 10723226Polish.