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.
Frost SA, Nguyen ND, Center JR, Eisman JA, Nguyen TV.Frost SA, et al. Among authors: nguyen nd, nguyen tv.J Bone Miner Res. 2009 Nov;24(11):1800-7. doi: 10.1359/jbmr.090514.J Bone Miner Res. 2009.PMID: 19419321Free article.