Additional Credits

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

Follow/connect with Luiz Vialle on myAO.

Prof Dr Carlo Bellabarba
Departments of Orthopedic and Neurological Surgery
University of Washington, Harborview Medical Center
Seattle, USA

Illustrator: Michele Haller
Project manager: Lars Veum