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.
Schutzer SE, Coyle PK, Belman AL, Golightly MG, Drulle J.Schutzer SE, et al.Lancet. 1990 Feb 10;335(8685):312-5. doi: 10.1016/0140-6736(90)90606-6.Lancet. 1990.PMID: 1967770
Schutzer SE, Brown T Jr, Holland BK.Schutzer SE, et al.Lancet. 1997 Jun 7;349(9066):1668. doi: 10.1016/S0140-6736(05)62633-5.Lancet. 1997.PMID: 9186388No abstract available.