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.
Astola A, Ortiz M, Calduch-Giner JA, Pérez-Sánchez J, Valdivia MM.Astola A, et al.Gen Comp Endocrinol. 2003 Oct 15;134(1):57-61. doi: 10.1016/s0016-6480(03)00214-4.Gen Comp Endocrinol. 2003.PMID: 13129503