Skull Base, Table of Contents Skull Base 2002; 12(4): 207DOI: 10.1055/s-2002-35752-2 COMMENTARY Copyright © 2002 by Thieme Medical Publishers, Inc., 333 Seventh Avenue, New York, NY 10001, USA. Tel.: +1(212) 584-4662 Commentary Randall W. Porter Division of Neurological Surgery, Barrow Neurological Institute, Phoenix, Arizona Recommend Article Abstract Buy Article Full Text