Babaei, Azadeh
Pakdaman, Afsaneh
Hessari, Hossein
Shamshiri, Ahmad R.
Article History
Received: 17 August 2018
Accepted: 28 December 2018
First Online: 17 January 2019
Ethics approval and consent to participate
: Ethical clearance sought from Ethics Committee, Tehran University of Medical Sciences (IR.TUMS.REC.1394.1730). We proposed the information sheet about the study to the subjects, and written informed consent obtained from parents (mothers).
: Not applicable.
: The authors declare that they have no competing interests.
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