Received: 22 October 2020
Accepted: 3 June 2021
First Online: 12 June 2021
: The study protocol was approved by the Ethics Committee of Shiraz University of Medical Sciences, Shiraz, Iran (IR.SUMS.REC.1081). Individual informed consent was waived by the ethics committee listed above because this study used currently existing samples collected during the course of routine medical care and did not pose any additional risks to the patients. All patient data were anonymized prior to the analysis.
: Not applicable.
: The authors declare that they have no competing interests.