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.
Taylor-Robinson D, Rougeaux E, Harrison D, Whitehead M, Barr B, Pearce A.Taylor-Robinson D, et al.BMJ. 2013 Dec 3;347:f7157. doi: 10.1136/bmj.f7157.BMJ. 2013.PMID: 24301384No abstract available.
Taylor-Robinson D, Harrison D, Whitehead M, Barr B.Taylor-Robinson D, et al.BMJ. 2013 Dec 18;347:f7540. doi: 10.1136/bmj.f7540.BMJ. 2013.PMID: 24353104No abstract available.