Schwarz, T. http://orcid.org/0000-0001-7857-4774
Benditz, A.
Springorum, H.-R.
Matussek, J.
Heers, G.
Weber, M.
Renkawitz, T.
Grifka, J.
Craiovan, B.
Article History
Received: 21 December 2017
First Online: 12 April 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study is a retrospective analysis of data obtained in a registered, prospective, controlled trial (DRKS00000739, German Clinical Trials Register). This investigation was approved by the local Ethics Committee (No. 10-121-0263). All procedures were in accordance with the ethical standards of the responsible committee on human experimentation and with the Declaration of Helsinki of 1975, as revised in 2000. The study collective including 3D CT of all patients was anonymized using numbers.
: Informed consent was obtained from all individual participants included in the study.