1. Simple working sheath for lumbar and lumbosacral spine: technical note. Issue 2 (1st February 2021) Authors: Jha, Deepak Kumar; Gosal, Jaskaran Singh; Ruparelia, Jigish; Kumar, Nitin; Sharma, Tarunesh; Bhatia, Pradeep Kumar; Khera, Pushpinder Journal: BMJ innovations Issue: Volume 7:Issue 2(2021) Page Start: 478 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗