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.
Ryzen E, Wagers PW, Singer FR, Rude RK.Ryzen E, et al. Among authors: singer fr.Crit Care Med. 1985 Jan;13(1):19-21. doi: 10.1097/00003246-198501000-00006.Crit Care Med. 1985.PMID: 3965244
Wong ET, Rude RK, Singer FR, Shaw ST Jr.Wong ET, et al. Among authors: singer fr.Am J Clin Pathol. 1983 Mar;79(3):348-52. doi: 10.1093/ajcp/79.3.348.Am J Clin Pathol. 1983.PMID: 6829504
Ryzen E, Rea TH, Singer FR.Ryzen E, et al. Among authors: singer fr.Am J Med. 1988 Feb;84(2):325-9. doi: 10.1016/0002-9343(88)90434-2.Am J Med. 1988.PMID: 2841852