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.
Montes A, Powles TJ, O'Brien ME, Ashley SE, Luckit J, Treleaven J.Montes A, et al. Among authors: powles tj.Eur J Cancer. 1993;29A(13):1854-7. doi: 10.1016/0959-8049(93)90537-p.Eur J Cancer. 1993.PMID: 8260241Clinical Trial.
O'Brien M, Montes A, Powles TJ.O'Brien M, et al. Among authors: powles tj.Br J Cancer. 1996 May;73(9):1086-8. doi: 10.1038/bjc.1996.209.Br J Cancer. 1996.PMID: 8624268Free PMC article.Clinical Trial.