1 Center for Spine Health, Cleveland Clinic, Cleveland, OH, USA; Department of Neurosurgery, Cleveland Clinic, Cleveland, OH, USA; Department of Orthopedic Surgery, Cleveland Clinic, OH, USA. Electronic address: hak53@case.edu.
2 Center for Spine Health, Cleveland Clinic, Cleveland, OH, USA; Department of Neurosurgery, Cleveland Clinic, Cleveland, OH, USA; Department of Orthopedic Surgery, Cleveland Clinic, OH, USA.
3 Department of Orthopedic Surgery, UT Southwestern Medical Center, Dallas, TX, USA.
4 Center for Spine Health, Cleveland Clinic, Cleveland, OH, USA; Department of Neurosurgery, Cleveland Clinic, Cleveland, OH, USA.
5 Center for Spine Health, Cleveland Clinic, Cleveland, OH, USA; Department of Orthopedic Surgery, Cleveland Clinic, OH, USA.