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.
Beard D, Rees J, Rombach I, Cooper C, Cook J, Merritt N, Gray A, Gwilym S, Judge A, Savulescu J, Moser J, Donovan J, Jepson M, Wilson C, Tracey I, Wartolowska K, Dean B, Carr A; CSAW Study Group.Beard D, et al.Trials. 2015 May 9;16:210. doi: 10.1186/s13063-015-0725-y.Trials. 2015.PMID: 25956385Free PMC article.Clinical Trial.
Wartolowska KA, Feakins BG, Collins GS, Cook J, Judge A, Rombach I, Dean BJ, Smith JA, Carr AJ.Wartolowska KA, et al. Among authors: carr aj.Trials. 2016 Dec 12;17(1):589. doi: 10.1186/s13063-016-1720-7.Trials. 2016.PMID: 27955685Free PMC article.Review.