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Article History

Received: 22 August 2021

Accepted: 8 March 2022

First Online: 19 March 2022

Declarations

:

: The article’s proposal was approved by the ethics committee of Shahid Sadoughi University of Medical Sciences with the ID of IR.SSU.REC.1399.101. Due to the retrospective nature of the study, no study specific consent form was used. However, patients admitted to our hospital are asked to sign a general consent upon admission, which covers the collection of patient data and publication of these results. Therefore, the individual’s informed consent was waived by the above ethics committee. We received administrative permission from (Secretary of University/Regional Research Ethics Committee Shahid Sadoughi University of Medical Sciences) to access and use the data. Data used in the study were anonymized. The ethics committee approved this procedure with the above ethical code. The present study was conducted in terms of the principles of the revised Declaration of Helsinki, which waived requirement for informed consent.

: Not applicable.

: All authors declare that they have no conflict of interest regarding this study.