Hou, Xiaoyi
Rokohl, Alexander C.
Ortmann, Monika
Heindl, Ludwig M. http://orcid.org/0000-0002-4413-6132
Funding for this research was provided by:
Universitätsklinikum Köln
Article History
Received: 29 April 2020
Revised: 29 April 2020
Accepted: 1 June 2020
First Online: 9 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: The patient has consented to the submission of the letter to the journal.