[1] Valencian Oncology Institute Foundation,Department of Radiology
[2] Research Institute in Health Services Foundation,Spanish Back Pain Research Network
[3] Kovacs Foundation,Spanish Back Pain Research Network
[4] Unidad de la Espalda Kovacs,UGC de Radiología
[5] Hospital Universitario Moncloa,Center for Biomaterials and Tissue Engineering
[6] CIBER Epidemiology and Public Health (CIBERESP),Barts and the London School of Medicine & Dentistry
[7] Complejo Hospitalaria Universitario de Granada,undefined
[8] Universitat Politècnica de València,undefined
[9] Clinical Biostatistics Unit Hospital Ramón y Cajal,undefined
[10] IRYCIS,undefined
[11] Queen Mary University of London,undefined