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.
Prkachin KM, Solomon P, Hwang T, Mercer SR.Prkachin KM, et al. Among authors: mercer sr.Pain Res Manag. 2001 Summer;6(2):105-12. doi: 10.1155/2001/108098.Pain Res Manag. 2001.PMID: 11854772
Prkachin KM, Mercer SR.Prkachin KM, et al. Among authors: mercer sr.Pain. 1989 Dec;39(3):257-265. doi: 10.1016/0304-3959(89)90038-9.Pain. 1989.PMID: 2616178
Prkachin KM, Mass H, Mercer SR.Prkachin KM, et al. Among authors: mercer sr.Pain. 2004 Sep;111(1-2):8-12. doi: 10.1016/j.pain.2004.03.027.Pain. 2004.PMID: 15327803Clinical Trial.
Prkachin KM, Berzins S, Mercer SR.Prkachin KM, et al. Among authors: mercer sr.Pain. 1994 Aug;58(2):253-259. doi: 10.1016/0304-3959(94)90206-2.Pain. 1994.PMID: 7816493