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.
Lee GH, Wang HF, Yih KH.Lee GH, et al. Among authors: yih kh.Acta Crystallogr Sect E Struct Rep Online. 2010 Oct 2;66(Pt 11):m1345. doi: 10.1107/S1600536810038511.Acta Crystallogr Sect E Struct Rep Online. 2010.PMID: 21588792Free PMC article.