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.
Ramos-Pichardo JD, Ortega-Galán ÁM, Iglesias-López MT, Abreu-Sánchez A, Fernández-Martínez E.Ramos-Pichardo JD, et al.Int J Environ Res Public Health. 2020 Nov 5;17(21):8173. doi: 10.3390/ijerph17218173.Int J Environ Res Public Health. 2020.PMID: 33167417Free PMC article.
Fernández-Martínez E, Fernández-Muñoz JJ, Romero-Blanco C, Parra-Fernández ML, Onieva-Zafra MD.Fernández-Martínez E, et al.Int J Environ Res Public Health. 2020 May 29;17(11):3855. doi: 10.3390/ijerph17113855.Int J Environ Res Public Health. 2020.PMID: 32485846Free PMC article.
Onieva-Zafra MD, Fernández-Muñoz JJ, Fernández-Martínez E, García-Sánchez FJ, Abreu-Sánchez A, Parra-Fernández ML.Onieva-Zafra MD, et al.BMC Med Educ. 2020 Oct 19;20(1):370. doi: 10.1186/s12909-020-02294-z.BMC Med Educ. 2020.PMID: 33081751Free PMC article.