Wednesday, December 3, 2008 - 10:17PM EST

United States

Oregon

Name of AuthorInstitutional Affiliation
Anderson VCDepartment of Neurological Surgery, Oregon Health and Science University, Portland, Oregon 97239-3098, USA. andersov@ohsu.edu
Burchiel KJDepartment of Neurological Surgery, Oregon Health and Science University, Portland, Oregon 97239-3098, USA.