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.
Urzúa A, Leiva-Gutiérrez J, Caqueo-Urízar A, Vera-Villarroel P.Urzúa A, et al.PLoS One. 2020 Oct 29;15(10):e0241873. doi: 10.1371/journal.pone.0241873. eCollection 2020.PLoS One. 2020.PMID: 33119714Free PMC article.
Urzúa A, Cabrera C, González C, Arenas P, Guzmán M, Caqueo-Urízar A, Villalobos A, Irarrázaval M.Urzúa A, et al.Rev Med Chil. 2015 Jun;143(6):733-43. doi: 10.4067/S0034-98872015000600006.Rev Med Chil. 2015.PMID: 26230556Free article.Spanish.
Urzúa M A, Caqueo-Urízar A.Urzúa M A, et al.Rev Med Chil. 2013 Dec;141(12):1547-54. doi: 10.4067/S0034-98872013001200008.Rev Med Chil. 2013.PMID: 24728432Free article.Spanish.
Urzúa M A, Heredia B O, Caqueo-Urízar A.Urzúa M A, et al.Rev Med Chil. 2016 May;144(5):563-70. doi: 10.4067/S0034-98872016000500002.Rev Med Chil. 2016.PMID: 27552005Free article.Spanish.