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.
Green KB, Silverstein RL.Green KB, et al. Among authors: silverstein rl.Hematol Oncol Clin North Am. 1996 Apr;10(2):499-530. doi: 10.1016/s0889-8588(05)70349-x.Hematol Oncol Clin North Am. 1996.PMID: 8707766Review.
Etingin OR, Silverstein RL, Hajjar DP.Etingin OR, et al. Among authors: silverstein rl.Proc Natl Acad Sci U S A. 1993 Jun 1;90(11):5153-6. doi: 10.1073/pnas.90.11.5153.Proc Natl Acad Sci U S A. 1993.PMID: 8389471Free PMC article.