Article History
Received: 18 December 2019
Accepted: 20 July 2020
First Online: 28 July 2020
Change Date: 27 June 2023
Change Type: ExpressionOfConcern
Change Details: An Editorial Expression of Concern to this paper has been published:
Change Details: https://doi.org/10.1007/s00167-023-07474-0
Compliance with ethical standards
:
: We confirm that there are no known conflicts of interest associated with this publication and there has been no financial support for this work that could have influenced its outcome. The researchers independently collected, analyzed, and interpreted the results and have no financial interests in the results of this study. Furthermore, dissemination of the results of this study does not constitute endorsement by the researchers or their institutional affiliations.
: The protocol was approved by the local ethics committee, in the Kharazmi University, Tehran, Iran.