title: Revisiting the nomenclature and grading schemes for disc degeneration: issues to be solved.
authors.affiliation: Department of Orthopaedics, Xijing Hospital, Fourth Military Medical University, 127 Changle Western Rd, Fourth Military Medical University, Xi'an 710032, China.
authors.forename: Xin-Kui
authors.initials: XK
authors.lastname: Li
authors.affiliation: Department of Orthopaedics, Xijing Hospital, Fourth Military Medical University, 127 Changle Western Rd, Fourth Military Medical University, Xi'an 710032, China.
authors.forename: Zhi-Gang
authors.initials: ZG
authors.lastname: Wu
authors.affiliation: Department of Orthopaedics, Xijing Hospital, Fourth Military Medical University, 127 Changle Western Rd, Fourth Military Medical University, Xi'an 710032, China.
authors.forename: Tan
authors.initials: T
authors.lastname: Ding
authors.affiliation: Department of Orthopaedics, Xijing Hospital, Fourth Military Medical University, 127 Changle Western Rd, Fourth Military Medical University, Xi'an 710032, China.
authors.forename: Hai-Qiang
authors.initials: HQ
authors.lastname: Wang
mesh_terms: D005260:Female; D006801:Humans; D055959:Intervertebral Disc Degeneration / Q000150:complications*; D007405:Intervertebral Disc Displacement / Q000150:complications*; D017116:Low Back Pain / Q000209:etiology*; D008297:Male