Nassar, Abdulkareem Ali Hussein
Al-Haddad, Ahmed
Article History
Received: 7 December 2023
Accepted: 18 July 2024
First Online: 27 July 2024
Declarations
:
: This study is part of research conducted and submitted for the partial fulfillment of the requirements for the degree of Doctorate of Public Health. An official approval was obtained from the Ethics Committee at the Faculty of Medicine and Health Science, Sana’a University. Methods of this study were performed in accordance with the Declaration of Helsinki. The aim of the study was explained to all study participants. Informed consent was obtained from all participants. For those aged less than 2 years, informed consent was obtained from their parents and/or legal guardian. A verbal informed consent of illiterate participants was approved by the ethics committee. Confidentiality of data was assured and ensured.
: Not applicable.
: The authors declare no competing interests.