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.
Chugani DC, Chugani HT, Muzik O, Shah JR, Shah AK, Canady A, Mangner TJ, Chakraborty PK.Chugani DC, et al.Ann Neurol. 1998 Dec;44(6):858-66. doi: 10.1002/ana.410440603.Ann Neurol. 1998.PMID: 9851429Free article.