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.
Yoo JH, Yang BK, Kim JH, Kim S, Kim ES.Yoo JH, et al.Arch Orthop Trauma Surg. 2009 Feb;129(2):155-9. doi: 10.1007/s00402-007-0550-1. Epub 2008 Jan 9.Arch Orthop Trauma Surg. 2009.PMID: 18183409