Reply to the letter to the editor of E. Shiban and B. Meyer regarding "Endplate changes after lumbar discectomy with and without implantation of an annular closure device" by Barth M et al., (Acta Neurochir (Wien) 2018 Apr;160(4):855-862)

Affiliations

• ¹ Department of Neurosurgery, Klinikum Frankfurt Höchst, Gotenstraße 6-8, 65929, Frankfurt am Main, Germany. martin.barth@klinikumfrankfurt.de.
• ² Department of Medical Statistics, University Medicine Mannheim, Medical Faculty Mannheim of the University of Heidelberg, Heidelberg, Germany.
• ³ Department of Neurosurgery, OLVG/Academic Medical Center, Amsterdam, Netherlands.
• ⁴ Department of Neurosurgery, Heinrich Heine-University, Duesseldorf, Germany.
• ⁵ Department of Neurosurgery, DONAUISAR Klinikum, Deggendorf, Germany.
• ⁶ Department of Neurosurgery, Kantonsspital Aarau, Aarau, Switzerland.
• ⁷ Department of Neurosurgery, Medical University Innsbruck, Innsbruck, Austria.