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.
1 Honorary Professor in the History of Dentistry, King´s College London, London, UK; Tomes Medallist, British Dental Association, London, UK. sgelbier@aol.co.uk.
2 University of Bristol, Bristol, UK. c.d.stephens@blueyonder.co.uk.
1 Honorary Professor in the History of Dentistry, King´s College London, London, UK; Tomes Medallist, British Dental Association, London, UK. sgelbier@aol.co.uk.
2 University of Bristol, Bristol, UK. c.d.stephens@blueyonder.co.uk.