Received: 22 November 2020
Accepted: 18 July 2021
First Online: 23 November 2021
Change Date: 26 May 2022
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12872-022-02682-x
: The study was conducted in accordance with the Declaration of Helsinki and with Ethics Committee of Mazandaran University of Medical Sciences, Sari, Iran approvals and was registered as IR.MAZUMS.REC.96–10232. Written informed consent was obtained from participants prior to enrolment. All patients who referred to the Heart Center of Mazandaran Province signed an informed- consent form to use their data in research project. The informed-written consents are available.
: Not applicable. The manuscript does not contain any individual person’s data.
: The authors didn’t have any financial conflicts to declare with any persons or organizations regarding to this study.