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.
Cho SY, Ki Y, Chu V, Lee CK.Cho SY, et al. Among authors: chu v.Prim Dent Care. 2008 Oct;15(4):153-6. doi: 10.1308/135576108785891060.Prim Dent Care. 2008.PMID: 18826771
Cho SY, Ki Y, Chu V, Chan J.Cho SY, et al. Among authors: chu v.J Can Dent Assoc. 2008 Jul-Aug;74(6):521.J Can Dent Assoc. 2008.PMID: 18644237Free article.