title: Erratum to: A prospective randomized multicenter phase I/II clinical trial to evaluate safety and efficacy of NOVOCART disk plus autologous disk chondrocyte transplantation in the treatment of nucleotomized and degenerative lumbar disks to avoid secondary disease: safety results of Phase I-a short report.
authors.affiliation: Department of Neurosurgery, Medical University of Innsbruck, Anichstr. 35, A-6020, Innsbruck, Austria. anja.tschugg@i-med.ac.at.
authors.forename: Anja
authors.initials: A
authors.lastname: Tschugg
authors.affiliation: Department of Neuroradiology, Cantonal Hospital Aarau, Aarau, Switzerland.
authors.forename: Michael
authors.initials: M
authors.lastname: Diepers
authors.affiliation: TETEC Tissue Engineering Technologies AG, Reutlingen, Germany.
authors.forename: Simone
authors.initials: S
authors.lastname: Steinert
authors.affiliation: TETEC Tissue Engineering Technologies AG, Reutlingen, Germany.
authors.forename: Felix
authors.initials: F
authors.lastname: Michnacs
authors.affiliation: Department of Neurosurgery, Medical University of Innsbruck, Anichstr. 35, A-6020, Innsbruck, Austria.
authors.forename: Sebastian
authors.initials: S
authors.lastname: Quirbach
authors.affiliation: Neurocenter, Trauma Center Murnau, Murnau, Germany.
authors.forename: Martin
authors.initials: M
authors.lastname: Strowitzki
authors.affiliation: Department of Neurosurgery, BG-Clinic Bergmannstrost, Halle, Germany.
authors.forename: Hans Jörg
authors.initials: HJ
authors.lastname: Meisel
authors.affiliation: Department of Neurosurgery, Medical University of Innsbruck, Anichstr. 35, A-6020, Innsbruck, Austria.
authors.forename: Claudius
authors.initials: C
authors.lastname: Thomé