. 2020 Dec;20(4):1761–1769. doi: 10.4314/ahs.v20i4.29
© 2020 Abd El-Kader SM et al.
Licensee African Health Sciences. This is an Open Access article distributed under the terms of the Creative commons Attribution License (https://creativecommons.org/licenses/BY/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure (1).
Subjects screening and recruitment CONSORT diagram.