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.
Liou SH, Chen YH, Loh CH, Yang T, Wu TN, Chen CJ, Hsieh LL.Liou SH, et al. Among authors: hsieh ll.Toxicol Lett. 2002 Mar 28;129(3):237-43. doi: 10.1016/s0378-4274(02)00017-6.Toxicol Lett. 2002.PMID: 11888707