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.
Ariyoshi M, Nikaido T, Foxton RM, Tagami J.Ariyoshi M, et al. Among authors: nikaido t.Dent Mater J. 2008 May;27(3):400-7. doi: 10.4012/dmj.27.400.Dent Mater J. 2008.PMID: 18717168Free article.Clinical Trial.
Burrow MF, Hayashida M, Negishi T, Nikaido T, Tagami J, Takatsu T, Hosoda H.Burrow MF, et al. Among authors: nikaido t.Dent Mater J. 1993 Dec;12(2):97-105. doi: 10.4012/dmj.12.97.Dent Mater J. 1993.PMID: 8004922Free article.