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.
León-Rodríguez E, Angulo-Hernández P, Domínguez A, Arista J.León-Rodríguez E, et al.Rev Invest Clin. 1993 Mar-Apr;45(2):161-4.Rev Invest Clin. 1993.PMID: 8337544Spanish.
Green D, Ponce de Leon S, Leon-Rodriguez E, Sosa-Sanchez R.Green D, et al.Am J Clin Oncol. 2002 Feb;25(1):84-9. doi: 10.1097/00000421-200202000-00018.Am J Clin Oncol. 2002.PMID: 11823704