Authors: Andrew T Trout; David F Kallmes; Leigh A Gray; Barbara A Goodnature; Sandra L Everson; Bryan A Comstock; Jeffrey G Jarvik Journal: AJNR Am J Neuroradiol Date: 2005 Nov-Dec Impact factor: 3.825
Authors: Anne G Copay; Steven D Glassman; Brian R Subach; Sigurd Berven; Thomas C Schuler; Leah Y Carreon Journal: Spine J Date: 2008-01-16 Impact factor: 4.166
Authors: Raymond W J G Ostelo; Rick A Deyo; P Stratford; Gordon Waddell; Peter Croft; Michael Von Korff; Lex M Bouter; Henrica C de Vet Journal: Spine (Phila Pa 1976) Date: 2008-01-01 Impact factor: 3.468
Authors: Douglas Wardlaw; Steven R Cummings; Jan Van Meirhaeghe; Leonard Bastian; John B Tillman; Jonas Ranstam; Richard Eastell; Peter Shabe; Karen Talmadge; Steven Boonen Journal: Lancet Date: 2009-02-24 Impact factor: 79.321