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.
Witt WP, Litzelman K, Wisk LE, Spear HA, Catrine K, Levin N, Gottlieb CA.Witt WP, et al.Qual Life Res. 2010 Sep;19(7):995-1005. doi: 10.1007/s11136-010-9666-9. Epub 2010 May 15.Qual Life Res. 2010.PMID: 20473638Free PMC article.
Witt WP, Litzelman K, Spear HA, Wisk LE, Levin N, McManus BM, Palta M.Witt WP, et al.Qual Life Res. 2012 Nov;21(9):1565-76. doi: 10.1007/s11136-011-0069-3. Epub 2011 Dec 10.Qual Life Res. 2012.PMID: 22161725Free PMC article.
Cheng ER, Park H, Wisk LE, Mandell KC, Wakeel F, Litzelman K, Chatterjee D, Witt WP.Cheng ER, et al. Among authors: witt wp.J Epidemiol Community Health. 2016 Mar;70(3):245-52. doi: 10.1136/jech-2015-205848. Epub 2015 Oct 23.J Epidemiol Community Health. 2016.PMID: 26500337Free PMC article.
Keller A, Litzelman K, Wisk LE, Maddox T, Cheng ER, Creswell PD, Witt WP.Keller A, et al. Among authors: witt wp.Health Psychol. 2012 Sep;31(5):677-84. doi: 10.1037/a0026743. Epub 2011 Dec 26.Health Psychol. 2012.PMID: 22201278Free PMC article.