Article History
Received: 11 January 2021
Accepted: 8 February 2021
First Online: 19 February 2021
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of King Faisal Specialist Hospital and Research Center with a reference number 2191186 and exempted from a specific consent, being a retrospective analytic study that reveals no identifiable private information.
: Not applicable.
: The authors declare no competing interests.