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.
Sosna A, Rejholec M, Rybka V, Popelka S Jr, Fric V.Sosna A, et al. Among authors: popelka s jr.Acta Chir Orthop Traumatol Cech. 1990 Jun;57(3):213-23.Acta Chir Orthop Traumatol Cech. 1990.PMID: 2220231Czech.
Sosna A, Popelka S Jr.Sosna A, et al. Among authors: popelka s jr.Acta Chir Orthop Traumatol Cech. 1989 Oct;56(5):446-56.Acta Chir Orthop Traumatol Cech. 1989.PMID: 2631494Czech.
Rejholec M, Rybka V, Popelka S Jr, Sadil K.Rejholec M, et al. Among authors: popelka s jr.Acta Chir Orthop Traumatol Cech. 1989 Jul;56(4):294-302.Acta Chir Orthop Traumatol Cech. 1989.PMID: 2800863Czech.