Mufadhal, Abdulbaset A.
Madfa, Ahmed A.
Article History
Received: 29 September 2022
Accepted: 16 January 2023
First Online: 27 January 2023
Declarations
:
: The Medical Ethics Committee of Faculty of Dentistry, Sana’a University, Yemen, approved the protocol of this study. All methods were performed in accordance with the declaration of Helsinki.
: Informed consent was waived by the ethics committee of Faculty of Dentistry, Sana’a University due to retrospective nature of the study.
: Not Applicable.
: The authors declare that they have no competing interests.