An assessment of the variation in the practice of lumbar discectomy and its role in axial back pain oleh Sandeep Mishra, Kanwaljeet Garg, Bipin Chaurasia, Bhargavi R Budihal, Harsh Deora, Vivek Tandon, Manoj Phalak, Shashwat Mishra, Amandeep Kumar, G E Umana, Jesus Lafuente, Andreas K Demetriades, Yoon Ha, Manmohan Singh, P S Chandra, S S Kale, Mehmet Zileli