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.
Thom HH, Capkun G, Nixon RM, Ferreira A.Thom HH, et al. Among authors: ferreira a.BMC Med Res Methodol. 2014 Dec 22;14:140. doi: 10.1186/1471-2288-14-140.BMC Med Res Methodol. 2014.PMID: 25533265Free PMC article.
Taylor M, Serbetci E, Ferreira A, Gairy K, Lewis L, Blouin J, Mitchell P.Taylor M, et al. Among authors: ferreira a.J Med Econ. 2014 Jun;17(6):423-34. doi: 10.3111/13696998.2014.909435. Epub 2014 Apr 22.J Med Econ. 2014.PMID: 24673384Free article.
Danyliv A, Glanville J, McCool R, Ferreira A, Skelly A, Jacob RP.Danyliv A, et al. Among authors: ferreira a.Adv Ther. 2017 Mar;34(3):611-619. doi: 10.1007/s12325-017-0484-0. Epub 2017 Feb 10.Adv Ther. 2017.PMID: 28188433Free PMC article.Review.
Haig J, Barbeau M, Ferreira A.Haig J, et al. Among authors: ferreira a.J Med Econ. 2016 Jul;19(7):663-71. doi: 10.3111/13696998.2016.1154566. Epub 2016 Mar 2.J Med Econ. 2016.PMID: 26882365Free article.