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.
Castleberry RP, Shuster JJ, Altshuler G, Smith EI, Nitschke R, Winick N, McWilliams N, Joshi V, Hayes FA.Castleberry RP, et al. Among authors: nitschke r.J Clin Oncol. 1992 Aug;10(8):1299-304. doi: 10.1200/JCO.1992.10.8.1299.J Clin Oncol. 1992.PMID: 1634920
Castleberry RP, Kun LE, Shuster JJ, Altshuler G, Smith IE, Nitschke R, Wharam M, McWilliams N, Joshi V, Hayes FA.Castleberry RP, et al. Among authors: nitschke r.J Clin Oncol. 1991 May;9(5):789-95. doi: 10.1200/JCO.1991.9.5.789.J Clin Oncol. 1991.PMID: 2016621Clinical Trial.