Hashemi, Seyed Mojtaba
Yousefichaijan, Parsa
Salehi, Bahman
Almasi-Hashiani, Amir
Rafiei, Mohammad
Zahedi, Sima
Khedmati Morasae, Esmaeil
Maghsoudlou, Fereshteh
Article History
Received: 23 November 2018
Accepted: 18 May 2020
First Online: 24 May 2020
Ethics approval and consent to participate
: As children are not capable of providing ethical consent to participate, the parents or legal guardians of subjects provided written informed consent on their behalf. The children were also asked verbally if they were willing to participate in the study. All stages of research were conducted following the Declaration of Helsinki and the Ethical Statements of the Ethics Committee of Arak University of Medical Sciences. This study was approved by the Ethics Committee of Arak University of Medical Sciences (Ethical code: IR.ARAKMU.REC.1394.293).
: Not applicable.
: All authors declared no conflict of interest.