Heidary, Moeid
Respondek, Michael
Klekamp, Jörg
Article History
Received: 3 June 2020
Accepted: 15 September 2020
First Online: 6 October 2020
Compliance with ethical standards
: This study is in accordance with the ethical standards of the ethics committee of the Medical School of Hannover, Germany and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no conflict of interest.