Janssen, Insa
Shiban, Ehab
Rienmüller, Anna
Ryang, Yu-Mi
Chaker, Adam M.
Meyer, Bernhard
Article History
Received: 11 April 2019
Accepted: 12 June 2019
First Online: 29 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Ethics Committee approved this study (No. 238/17S). For this type of study, formal consent is not required, because all patients signed forms consenting to allow the clinic to store and analyze their data, tissue and blood samples for scientific purposes.