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Article History
Received: 27 November 2019
Accepted: 27 July 2020
First Online: 11 August 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of the Al-Muthanna University (Document number 2032 on 10/5/2018). All participants provided signed informed consent.
: Given by all the authors.
: The authors declare that they have no competing interests.
