title: Wrong level.
authors.forename: Wimar
authors.initials: W
authors.lastname: van den Brink
mesh_terms: D017586:Diskectomy / Q000379:methods*; D005260:Female; D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery*; D008297:Male; D019300:Medical Errors / Q000517:prevention & control*; D008866:Microsurgery / Q000379:methods*