Additional Credits

Prof. Dr. Luiz Vialle (General Editor)
Department of Orthopedics- Spine Unit
Catholic University
Curitiba, Brazil

Dr. Alex Vaccaro
Department of Orthopedic Surgery
Thomas Jefferson University and The Rothman Institute
Philadelphia, USA

Prof. Dr. Frank Kandziora
Center for Spine surgery and Neuro Traumatology
Unfallklinik Frankfurt am Main
Frankfurt am Main, Germany

Dr. Michael Fehlings
Department Neurosurgery
University of Toronto
Toronto, Canada

Prof. Dr. Shanmuganathan Rajasekaran
Department: Orthopedics
Ganga Hospital
Coimbatore, India

Illustrator: Michele Haller
Project Manager: Linda Domeisen