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.
Langston AL, Johnston M, Robertson C, Campbell MK, Entwistle VA, Marteau TM, McCallum M, Ralston SH.Langston AL, et al.BMC Health Serv Res. 2006 Jun 8;6:71. doi: 10.1186/1472-6963-6-71.BMC Health Serv Res. 2006.PMID: 16762063Free PMC article.
Breeman S, Campbell MK, Dakin H, Fiddian N, Fitzpatrick R, Grant A, Gray A, Johnston L, MacLennan GS, Morris RW, Murray DW; KAT Trial Group.Breeman S, et al.Bone Joint J. 2013 Apr;95-B(4):486-92. doi: 10.1302/0301-620X.95B4.29454.Bone Joint J. 2013.PMID: 23539700Free article.Clinical Trial.