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.
Longstreth WT, Nelson LM, Koepsell TD, van Belle G.Longstreth WT, et al. Among authors: koepsell td.Med Hypotheses. 1991 Feb;34(2):144-8. doi: 10.1016/0306-9877(91)90183-y.Med Hypotheses. 1991.PMID: 2041488
McGuire V, Longstreth WT Jr, Nelson LM, Koepsell TD, Checkoway H, Morgan MS, van Belle G.McGuire V, et al. Among authors: koepsell td.Am J Epidemiol. 1997 Jun 15;145(12):1076-88. doi: 10.1093/oxfordjournals.aje.a009070.Am J Epidemiol. 1997.PMID: 9199537
Longstreth WT, McGuire V, Koepsell TD, Wang Y, van Belle G.Longstreth WT, et al. Among authors: koepsell td.Arch Neurol. 1998 Feb;55(2):201-6. doi: 10.1001/archneur.55.2.201.Arch Neurol. 1998.PMID: 9482362
Longstreth WT Jr, Koepsell TD, Ton TG, Hendrickson AF, van Belle G.Longstreth WT Jr, et al. Among authors: koepsell td.Sleep. 2007 Jan;30(1):13-26. doi: 10.1093/sleep/30.1.13.Sleep. 2007.PMID: 17310860Review.
Nelson LM, Longstreth WT Jr, Koepsell TD, Checkoway H, van Belle G.Nelson LM, et al. Among authors: koepsell td.Epidemiology. 1994 Mar;5(2):204-17. doi: 10.1097/00001648-199403000-00011.Epidemiology. 1994.PMID: 8172996
del Aguila MA, Longstreth WT Jr, McGuire V, Koepsell TD, van Belle G.del Aguila MA, et al. Among authors: koepsell td.Neurology. 2003 Mar 11;60(5):813-9. doi: 10.1212/01.wnl.0000049472.47709.3b.Neurology. 2003.PMID: 12629239