Drupal-Bibcite0<style face="normal" font="default" size="100%">Spinal surgery complications: an unsolved problem-Is the World Health Organization Safety Surgical Checklist an useful tool to reduce them?</style><style face="normal" font="default" size="100%">Spinal surgery complications: an unsolved problem-Is the World Health Organization Safety Surgical Checklist an useful tool to reduce them?</style>