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.
Karve S, Markowitz M, Fu DJ, Lindenmayer JP, Wang CC, Candrilli SD, Alphs L.Karve S, et al. Among authors: candrilli sd.Appl Health Econ Health Policy. 2014 Jun;12(3):335-46. doi: 10.1007/s40258-014-0095-8.Appl Health Econ Health Policy. 2014.PMID: 24756319Free PMC article.