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.
Nance MA, Seethala RR, Wang Y, Chiosea SI, Myers EN, Johnson JT, Lai SY.Nance MA, et al. Among authors: seethala rr.Cancer. 2008 Oct 15;113(8):2082-9. doi: 10.1002/cncr.23825.Cancer. 2008.PMID: 18720358Free PMC article.