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Article History

Received: 12 June 2019

Accepted: 16 October 2019

First Online: 27 November 2019

Ethics approval and consent to participate

: This research project was conducted in accordance with the ethical principles contained in the declaration of Helsinki (2000), Good Clinical Practice Guidelines, and the policies and guidelines of the Research Advisory Council (RAC) in KFSH&RC and approved by the Medical Ethics Committee under project number (ONC-RU/370/2111069). The identity of the patients studied remained anonymous since no identifying data or protected health information were recorded. All data were password secured to safeguard the confidentiality of the collected patient’s data. This research has been consented for publication from office of research affair (ORA), according to internal regulation of KFSH&RC, and all authors read and approved the final manuscript.

: Patients’ consent to treatment is also approved for the use of their medical records in the research, The Research Advisory Council (RAC) has the right of access to the supporting records for all research at the KFSH&RC.This research has granted approval by RAC in KFSH&RC, under project number (ONC-RU/370/2111069), and was approved by the Institutional Review Board (IRB), which evaluates the ethical aspects of all research proposals that involve human subjects.The RAC waiver consent includes access and use of patient files while maintaining the confidentiality of their data. The identity of the patients studied remained anonymous since no identifying data or protected health information were recorded. All data were password secured to safeguard the confidentiality of the collected patient’s data.

: The authors declare that they have no competing interests.