title: Erratum to: Nonradiographic axial spondyloarthritis. What brings the new concept?
authors.affiliation: Rheumatology Department "Reina Sofia" Hospital, Maimónides Institut for Biomedical Research of Córdoba (IMIBIC)/University of Córdoba, Córdoba, Spain, educollantes@yahoo.es.
authors.forename: E
authors.initials: E
authors.lastname: Collantes-Estevez
authors.forename: Luis R
authors.initials: LR
authors.lastname: Espinoza