title: Answer to the Letter to the Editor of F. Sanchez-Mariscal et al. concerning "Risk of revision surgery for adult idiopathic scoliosis: a survival analysis of 517 cases over 25 years" by G. Riouallon et al. (Eur Spine J; 2016;25(8):2527-2534).
authors: Service de Chirurgie Orthopédique et Traumatologie, Chirurgie du Rachis, Groupe hospitalier Paris Saint-Joseph, 185, rue Raymond Losserand, 75014, Paris, France. griouallon@hpsj.fr.
authors: Guillaume
authors: G
authors: Riouallon
mesh_terms: D006801:Humans; D012086:Reoperation; D012306:Risk; D012600:Scoliosis; D016019:Survival Analysis