Sinicina, I.
Schlegel, J.
Bise, K.
Liesche, F.
Pankratz, H.
Article History
First Online: 4 February 2019
Compliance with ethical guidelines
:
: I. Sinicina, J. Schlegel, K. Bise, F. Liesche and H. Pankratz declare that they have no competing interests.
: All procedures on human tissue reported in this article were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The procedures were carried out in compliance with the guidelines of the Central Ethics Committee of the German Medical Association.