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. 2013 Nov 9;13:168. doi: 10.1186/1471-2377-13-168

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Copyright © 2013 Kopp et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Multicenter structure and trial management. Legend: Scheme of the trial workflow. BL-C = Berlin-Charité, BL-T = Berlin-Trauma-Hospital; TU = Biometry Tübingen; ZH-U = Zurich-University Hospital; ZH-B = Zurich-Balgrist; TO = University Hospital Toronto.