Tehran University of Medical Sciences Journal of Orthopedic and Spine Trauma 2538-2330 9 1 2023 07 29 20 2 Cordula Netzer Deputy Head Spine Center, University Hospital Basel, Spitalstrasse 21, CH-4031 Basel, Switzerland Christian Ulrich Spine Surgery; Lindenhof Hospital, Bremgartenstrasse 119, CH- 3012 Bern, Switzerland Sven Hoppe Spine Surgery, Salem Hospital Bern, Schänzlistrasse 39, CH-3013 Bern, Switzerland David Bellut Spine Center, University Hospital Zürich, Rämistrasse 100, CH-8091 Zürich Switzerland 2023 01 12 2023 07 29 No abstract. https://jost.tums.ac.ir/index.php/jost/article/view/470 https://jost.tums.ac.ir/index.php/jost/article/download/470/299