1. Intramedullary Spinal Tumors: Recent Advances and Future Directions
Andrew T. Parsa, MD, PhD 
Neurosurgery Clinics 
Volume 17, Issue 1, (January 2006)
DOI: /j.nec
Copyright © 2005 Elsevier Inc. Terms and Conditions

2. Andrew T. Parsa, MD, PhD
Neurosurgery Clinics  , DOI: ( /j.nec )
Copyright © 2005 Elsevier Inc. Terms and Conditions

3. Paul C. McCormick, MD, MPH Guest Editors
Neurosurgery Clinics  , DOI: ( /j.nec )
Copyright © 2005 Elsevier Inc. Terms and Conditions