| Affiliation: | 1. Department of Neurosurgery, The Johns Hopkins University School of Medicine, 600 North Wolfe Street, Meyer 5-185, Baltimore, MD 21287, USA;2. Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA;1. Department of Neurosurgery, Rush University Medical Center, 1725 W. Harrison St., Suite 855, Chicago, IL 60612, USA;2. Department of Pathology, Rush University Medical Center, Chicago, IL, USA;1. Department of Anatomic Pathology, L25, Cleveland Clinic, 9500 Euclid Avenue, OH 44195, USA;2. Center for Pediatric Neurology, Cleveland Clinic, OH, USA |
