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Article History

Received: 27 May 2021

Accepted: 13 July 2021

First Online: 23 July 2021

Declarations

:

: The study has been carried out as a multicenter study in 3 private hospitals and the ethical approval has been taken through Al-Zohour Hospital Medical Ethical committee. Unfortunately, some private hospitals don't have integrated system for approvals' numbering; however, the approval letter is available if requested. Written consent was taken from all participants.

: Not applicable.

: No conflict of interest was declared by the authors.