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.
Ortega VE, Hawkins GA, Moore WC, Hastie AT, Ampleford EJ, Busse WW, Castro M, Chardon D, Erzurum SC, Israel E, Montealegre F, Wenzel SE, Peters SP, Meyers DA, Bleecker ER.Ortega VE, et al. Among authors: chardon d.Lancet Respir Med. 2014 Mar;2(3):204-13. doi: 10.1016/S2213-2600(13)70289-3. Epub 2014 Jan 27.Lancet Respir Med. 2014.PMID: 24621682Free PMC article.
Montealegre F, Bayona M, Chardon D, Treviño F.Montealegre F, et al. Among authors: chardon d.P R Health Sci J. 2002 Sep;21(3):207-12.P R Health Sci J. 2002.PMID: 12243111
Montealegre F, Delgado A, Toro A, Vargas W, Chardon D, Bayona M, Campbell E.Montealegre F, et al. Among authors: chardon d.P R Health Sci J. 2006 Jun;25(2):117-25.P R Health Sci J. 2006.PMID: 17203708
Montealegre F, Quiñones C, Michelen V, Bayona M, Fernández-Caldas E, Vazques O, Colón F, Chardón D, García M.Montealegre F, et al. Among authors: chardon d.P R Health Sci J. 1997 Dec;16(4):359-67.P R Health Sci J. 1997.PMID: 9580406