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.
Gray RE, Carroll JC, Fitch M, Greenberg M, Chart P, Orr V.Gray RE, et al. Among authors: orr v.Cancer Pract. 1999 Jan-Feb;7(1):10-5. doi: 10.1046/j.1523-5394.1999.07101.x.Cancer Pract. 1999.PMID: 9892998
Gray RE, Carroll J, Goel V V, Orr V V, Fitch M, Chart P, Fleshner N, Morris BA, Greenberg M.Gray RE, et al. Among authors: orr v v.Can J Urol. 1999 Dec;6(6):892-897.Can J Urol. 1999.PMID: 11180791
Carroll JC, Gray RE, Orr VJ, Chart P, Fitch M, Greenberg M.Carroll JC, et al. Among authors: orr vj.J Cancer Educ. 2000 Spring;15(1):14-8. doi: 10.1080/08858190009528646.J Cancer Educ. 2000.PMID: 10730797