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.
Zick CD, Smith KR.Zick CD, et al. Among authors: smith kr.J Gerontol. 1991 Nov;46(6):S310-20. doi: 10.1093/geronj/46.6.s310.J Gerontol. 1991.PMID: 1940097Review.
Zick CD, Smith KR.Zick CD, et al. Among authors: smith kr.Gerontologist. 1986 Dec;26(6):669-75. doi: 10.1093/geront/26.6.669.Gerontologist. 1986.PMID: 3803956No abstract available.
Zick CD, Smith KR, Mayer RN, Botkin JR.Zick CD, et al. Among authors: smith kr.Am J Med Genet. 2000 Jul 3;93(1):29-39.Am J Med Genet. 2000.PMID: 10861679
Wolfinger NH, Kowaleski-Jones L, Smith KR.Wolfinger NH, et al. Among authors: smith kr.Soc Biol. 2003 Spring-Summer;50(1-2):58-76.Soc Biol. 2003.PMID: 15510538
Zick CD, Smith KR, Brown BB, Fan JX, Kowaleski-Jones L.Zick CD, et al. Among authors: smith kr.J Phys Act Health. 2007 Apr;4(2):125-37. doi: 10.1123/jpah.4.2.125.J Phys Act Health. 2007.PMID: 17570883