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.
Shadforth MF, Hothersall TE, Fowler PD.Shadforth MF, et al. Among authors: fowler pd.Br Med J (Clin Res Ed). 1982 Aug 28-Sep 4;285(6342):645-6. doi: 10.1136/bmj.285.6342.645.Br Med J (Clin Res Ed). 1982.PMID: 6819043Free PMC article.No abstract available.