Additional Credits

First edition

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

additional credits

Dr. Emiliano Vialle
Department of Orthopedics
Catholic University of Parana
Curitiba, Brazil

additional credits

Illustrator: Michele Haller
Project manager: Lars Veum