Omer, Elhady A. M. http://orcid.org/0000-0003-0159-3103
Addo, Sowah
Roessler, Regina
Schäler, Jonas
Hinrichs, Dirk
Funding for this research was provided by:
Sudan Ministry of Higher Education and Scientific Research. (None)
Article History
Received: 30 May 2020
Accepted: 25 October 2020
First Online: 17 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.