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Article History

Received: 30 October 2018

Revised: 26 November 2018

Accepted: 5 December 2018

First Online: 14 January 2019

Compliance with ethical standards

:

: The scientific guarantor of this publication is Prof. Hendrik von Tengg-Kobligk.

: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.

: Dr. Chara Tzavara kindly provided statistical advice for this manuscript.

: Approval from the institutional animal care committee was not required because the study was performed ex vivo.

: Institutional Review Board approval was obtained.

: • Prospective• Experimental• Performed at one institution