Zakout, Yosef Mohamed-Azzam http://orcid.org/0000-0002-6392-0045
Lanza, Giovanni
Article History
First Online: 31 May 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.Approval was obtained from the Ministry of Health—Khartoum state—Directorate of Research.