Received: 16 November 2019
Accepted: 15 April 2020
First Online: 29 April 2020
Ethics approval and consent to participate
: This study is approved by the ethics committee of Shiraz University (Iran). A written informed consent form was obtained from each patient according to the Declaration of Helsinki.
: Consent to publish the data was obtained from all individual participants or their attendants included in the study.
: The authors declare that they have no conflict of interest.