Kassiri, Hamid
Mehraghaei, Mahmood
Funding for this research was provided by:
Ahvaz Jundishapur University of Medical Sciences (U- 96094)
Article History
Received: 30 July 2020
Accepted: 28 December 2020
First Online: 9 January 2021
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: The study was approved by the Committee of Ethics in Research, Ahvaz Jundishapur University of Medical Sciences and registered as IR.AJUMS.REC.1396.552. This project was done in accordance with the ethical principles and the national norms and standard for conducting medical research in Iran. No photographs or names of cases are found in the paper. The confidentiality of the records of patients was assured. Participation was fully voluntary, and written informed consent was got from all the parents of eligible children under study. Confidentiality of the data had been retained at whole levels of the research.
: Not applicable.
: Not applicable.