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.
Wara WM, Jenkin RD, Evans A, Ertel I, Hittle R, Ortega J, Wilson CB, Hammond D.Wara WM, et al. Among authors: hittle r.Cancer. 1979 Feb;43(2):698-701. doi: 10.1002/1097-0142(197902)43:2<698::aid-cncr2820430243>3.0.co;2-y.Cancer. 1979.PMID: 105801
Jenkin RD, Boesel C, Ertel I, Evans A, Hittle R, Ortega J, Sposto R, Wara W, Wilson C, Anderson J, et al.Jenkin RD, et al. Among authors: hittle r.J Neurosurg. 1987 Feb;66(2):227-33. doi: 10.3171/jns.1987.66.2.0227.J Neurosurg. 1987.PMID: 3806204Clinical Trial.