∗Horten Centre for Patient Oriented Research and Knowledge Transfer, Department of Internal Medicine, University of Zurich, Zurich, Switzerland
†Department of Computer Science, ETH Zurich, Zurich, Switzerland
‡Institute of Diagnostic and Interventional Radiology, University Hospital Zurich, University of Zurich, Zurich, Switzerland
§Department of Radiology, Regional Hospital, Lugano, Switzerland
¶Department of Physical Medicine and Rheumatology, Balgrist University Hospital, Zürich, Switzerland
||Institute of Neurosurgery, Kantonsspital Winterthur, Winterthur, Switzerland.
Address correspondence and reprint requests to Jakob M. Burgstaller, MD, DMD, Horten Centre for Patient Oriented Research and Knowledge Transfer, Department of Internal Medicine, University of Zurich, Pestalozzistrasse 24, 8091 Zurich, Switzerland. E-mail: jakob.burgstaller@usz.ch
Received 10 September, 2015
Revised 10 December, 2015
Accepted 1 February, 2016
The manuscript submitted does not contain information about medical device(s)/drug(s).
The Baugarten Foundation, the Helmut Horten Foundation, the Pfizer-Foundation for geriatrics & research in geriatrics, the Symphasis Charitable Foundation, and the OPO Foundation funds were received in support of this work.
No relevant financial activities outside the submitted work.
Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Website (www.spinejournal.com).
