Received: 27 May 2021
Accepted: 13 July 2021
First Online: 23 July 2021
: 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.