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.
Hatsukami DK, Lemmonds C, Zhang Y, Murphy SE, Le C, Carmella SG, Hecht SS.Hatsukami DK, et al. Among authors: hecht ss.J Natl Cancer Inst. 2004 Jun 2;96(11):844-52. doi: 10.1093/jnci/djh163.J Natl Cancer Inst. 2004.PMID: 15173268Clinical Trial.
Hoffmann D, Dong M, Hecht SS.Hoffmann D, et al. Among authors: hecht ss.J Natl Cancer Inst. 1977 Jun;58(6):1841-4. doi: 10.1093/jnci/58.6.1841.J Natl Cancer Inst. 1977.PMID: 864762
Murphy SE, Palomino A, Hecht SS, Hoffmann D.Murphy SE, et al. Among authors: hecht ss.Cancer Res. 1990 Sep 1;50(17):5446-52.Cancer Res. 1990.PMID: 2386949