Kowalski, Christoph https://orcid.org/0000-0002-7438-4321
Roth, Rebecca
Carl, Günther
Feick, Günter
Oesterle, Alisa
Hinkel, Andreas
Steiner, Thomas
Brock, Marko
Kaftan, Björn
Borowitz, Rainer
Zantl, Niko
Heidenreich, Axel
Neisius, Andreas
Darr, Christopher
Bolenz, Christian
Beyer, Burkhard
Pfitzenmaier, Jesco
Brehmer, Bernhard
Fichtner, Jan
Haben, Björn
Wesselmann, Simone
Dieng, Sebastian
Funding for this research was provided by:
Movember Foundation (n.a.)
Article History
Received: 2 January 2020
Accepted: 28 June 2020
First Online: 13 July 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (include name of committee + reference number) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study protocol was approved by the ethics committee of the Medical Association of Berlin (Eth-12/16). Informed consent was obtained from all individual participants included in the study. The study was registered in the German Clinical Trials Register (ID: DRKS00010774).
: n. a.
: CK, SD, AL and SW are employees of the two institutions in charge of the certification system. BK receives consulting and lecturing honoraria from various companies that do not involve any conflicts with the research presented here. A comprehensive list is available on request. RH, AHi, AHe, MB, TS, RB, NZ, CB, CD, AN, BBe, JP, BBr, BH, GC, GF, JF hereby declare that they have no potential conflicts of interest.