Wednesday, October 15, 2008 - 4:21PM EST

United States

Arizona

Name of AuthorInstitutional Affiliation
Schwedt TJMayo Clinic College of Medicine, Scottsdale, AZ 85259, USA.
Walker RWBarrow Neurological Institute, 350 West Thomas Road, Phoenix, AZ 85013, USA. r2walker@chw.edu
Zimmerman RSMayo Clinic College of Medicine, Scottsdale, AZ 85259, USA.