Funding for this research was provided by:
Fogarty International Center (2D43TW007296)
Received: 27 December 2019
Accepted: 1 April 2020
First Online: 22 April 2020
Ethics approval and consent to participate
: The study proposal was approved by the Research Ethics Committee of the Faculty of Medicine at Beni-Suef University (FM-BSU REC), and participants were informed of the details and aims of the study prior to consenting to participation. The FM-BSU REC is operated according to the Guidelines of the Declaration of Helsinki, International Conference of Harmonization, and US Codes of Federal Regulations. Furthermore, it is registered under the Federal-wide Assurance (FWA) for the Protection of Human Subjects (FWA00015574). The approval document is attached in the supplemental section.
: Not applicable. This manuscript does not contain any individual data.
: The authors declare that they have no competing interests.