Amini, Maedeh
Kazemnejad, Anoshirvan
Zayeri, Farid
Montazeri, Ali
Rasekhi, Aliakbar
Amirian, Azam
Kariman, Nourossadat
Article History
Received: 16 October 2019
Accepted: 18 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: The Ethics Committee of Tarbiat Modares University, Tehran, Iran, approved this study (code number: IR.MODARES.REC.1398.061). Agreement to participate and a signed consent form were obtained from all pregnant women before data collection.
: Not applicable.
: The authors declare that they have no competing interests.