Article History
Received: 7 August 2020
Accepted: 30 March 2021
First Online: 17 May 2021
Declarations
:
: The study was reviewed and approved by the Tabriz University of Medical Sciences Ethics Committee; code: IR.TBZMED.REC.1399.497. By getting the ethical approval code, our team was permitted to access the data used in this research.
: Written informed consent was obtained from all pregnant women for publication of their recorded data.
: The authors declare that they have no competing interests.