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.
Gladman DD, Gordon DA, Urowitz MB, Levy HL.Gladman DD, et al. Among authors: urowitz mb.Am J Med. 1976 Jun;60(7):1064-8. doi: 10.1016/0002-9343(76)90582-9.Am J Med. 1976.PMID: 937352
Urowitz MB, Bookman AA, Koehler BE, Gordon DA, Smythe HA, Ogryzlo MA.Urowitz MB, et al.Am J Med. 1976 Feb;60(2):221-5. doi: 10.1016/0002-9343(76)90431-9.Am J Med. 1976.PMID: 1251849