Zeng, Shufei
Slowinski, Torsten
Pommer, Wolfgang
Hasan, Ahmed A.
Gaballa, Mohamed M. S.
Lu, Yongping
Krämer, Bernhard K.
Hocher, Berthold http://orcid.org/0000-0001-8143-0579
Article History
Received: 11 February 2020
Accepted: 7 August 2020
First Online: 20 August 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest.
: The Ethics Committee approved the study (approval number 2012-327), and the research was performed in accordance with the Declaration of Helsinki. Study participants gave consent prior to participation.