INPLASY2020110069 Dural tears of percutaneous endoscopic lumbar discectomy for lumbar disc herniation: A protocol for systematic review and meta-analysis Keywords: percutaneous endoscopic lumbar discectomy; lumbar disc herniation; dural tear; systematic review. Download PDF - 2020110069 Download 2nd Version - This version was published on 14 December 2020 and is not the current version. Download 1st Version - This version was published on 17 November 2020 and is not the current version.