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.
Cherubin C, Sierra MF, Marr J.Cherubin C, et al.Bull N Y Acad Med. 1979 Mar;55(3):303-12.Bull N Y Acad Med. 1979.PMID: 283866Free PMC article.No abstract available.
Galaid EI, Cherubin CE, Marr JS, Schaefler S, Barone J, Lee W.Galaid EI, et al. Among authors: marr js.JAMA. 1980 Nov 14;244(19):2167-71.JAMA. 1980.PMID: 6775103
William DC, Felman YM, Marr JS, Shookhoff HB.William DC, et al. Among authors: marr js.N Y State J Med. 1977 Nov;77(13):2050-2.N Y State J Med. 1977.PMID: 270619No abstract available.