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.
Orecchia R, Jereczek-Fossa BA, Catalano G, Chiesa F, De Pas T, Masci G, Krengli M, Vavassori A, De Paoli F, Robertson C, Marrocco E, De Braud F.Orecchia R, et al. Among authors: krengli m.Oncology. 2002;63(2):115-23. doi: 10.1159/000063803.Oncology. 2002.PMID: 12239445Clinical Trial.