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.
Buring JE, Hebert P, Romero J, Kittross A, Cook N, Manson J, Peto R, Hennekens C.Buring JE, et al.Arch Neurol. 1995 Feb;52(2):129-34. doi: 10.1001/archneur.1995.00540260031012.Arch Neurol. 1995.PMID: 7848119Clinical Trial.
Stevens VJ, Corrigan SA, Obarzanek E, Bernauer E, Cook NR, Hebert P, Mattfeldt-Beman M, Oberman A, Sugars C, Dalcin AT, et al.Stevens VJ, et al. Among authors: cook nr.Arch Intern Med. 1993 Apr 12;153(7):849-58.Arch Intern Med. 1993.PMID: 8466377Clinical Trial.