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.
Kortmann RD, Freeman C, Marcus K, Claude L, Dieckmann K, Halperin E, Esiashvili N, Paulino A, Mahajan A, Seiersen K, Ahern V, Ricardi U, Carrie C.Kortmann RD, et al. Among authors: halperin e.Radiother Oncol. 2016 May;119(2):357-60. doi: 10.1016/j.radonc.2016.03.009. Epub 2016 Apr 19.Radiother Oncol. 2016.PMID: 27106553Review.
Hahn CA, Fish LJ, Dunn RH, Halperin EC.Hahn CA, et al.Am J Clin Oncol. 2005 Dec;28(6):609-12. doi: 10.1097/01.coc.0000182417.94669.a0.Am J Clin Oncol. 2005.PMID: 16317273