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History
- Published online July 21, 2021.
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This manuscript is generously published free of charge by ISASS, the International Society for the Advancement of Spine Surgery. Copyright © 2021 ISASS
Author Information
- Andrei Fernandes Joaquim, MD, PhD1,
- Gregory D. Schroeder, MD2 and
- Alexander R. Vaccaro, MD, PhD, MBA3
- 1Department of Neurology, State University of Campinas, Campinas-SP, Brazil
- 2Department of Orthopaedic Surgery and Neurosurgery at Thomas Jefferson University, Philadelphia, Pennsylvania
- 3Department of Orthopaedic Surgery and Neurosurgery at Thomas Jefferson University, Philadelphia, Pennsylvania
- Corresponding Author:
Andrei Fernandes Joaquim, Department of Neurosurgery, University of Campinas (UNICAMP), São Paulo, Brazil. Phone: +55(019) 35217489; Email: andjoaquim{at}yahoo.com.