Papan, Cihan http://orcid.org/0000-0001-7951-2567
Meyer-Buehn, Melanie
Laniado, Gudrun
Nicolai, Thomas
Griese, Matthias
Huebner, Johannes
Article History
Received: 4 August 2017
Accepted: 21 October 2017
First Online: 31 October 2017
Compliance with ethical standards
:
: This observational study was reviewed and approved by the ethic committee of the Ludwig-Maximilians-Universität München (UE Nr. 012-14). The committee declared the study unobjectionable and waived the need for informed consent, since no additional patient samples were obtained.
: All data generated or analyzed during this study are included in this published article [and its supplementary information files].
: The authors declare that they have no competing interests.
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