Received: 14 January 2020
Accepted: 26 August 2020
First Online: 16 September 2020
Ethics approval and consent to participate
: The study was reviewed and approved by the Shahid Beheshti University of Medical Sciences Ethics Committee. The ethical code is IR.KMU.REC.1394.508. All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee. Information about the study was given comprehensively both orally and in written form to all patients or their accompanying adult. They gave their informed written consents prior to their inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests