作者:[edited by] Leon T. Lai, MBBS, PhD, FRACS, Associate Professor of Neurological Surgery Department of Surgery Monash University; Head of Cerebrovascular Surgery and Skull Base Neurosurgeon Department of Neurosurgery Monash Health, Melbourne, Australia, Cristian Gragnaniello, MD, PdH, Assistant Professor of Neurological Surgery Department of Neurological Surgery University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA.