Elshiekh, Husameddin Farouk
Hoving, Ciska
de Vries, Hein
Article History
Received: 24 November 2022
Accepted: 17 March 2023
First Online: 28 March 2023
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Ethical approval was obtained from the Directorate of Research, Ministry of Health, Khartoum State. Informed consent was obtained from all individual participants included in the study. Students were informed that their participation was voluntary. To maintain the privacy and confidentiality of the participants, they were asked to report only their gender and age. Other identifiers such as their names, address or universities were not requested.
: Not applicable.
: The authors declare that they have no competing interests.